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57271055625025 = 52111790311632597
BaseRepresentation
bin11010000010110011101001…
…11011010010101101000001
321111210001121100002200012021
431001121310323102231001
530001312110220000100
6321445543145401441
715030461101452064
oct1501316473225501
9244701540080167
1057271055625025
1117280577935380
12650b620799281
1325c58393c9ab8
14101dd108048db
15694b41911a1a
hex341674ed2b41

57271055625025 has 24 divisors (see below), whose sum is σ = 77476452868224. Its totient is φ = 41649346718400.

The previous prime is 57271055624897. The next prime is 57271055625079. The reversal of 57271055625025 is 52052655017275.

It is not a de Polignac number, because 57271055625025 - 27 = 57271055624897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 892974 + ... + 10739623.

It is an arithmetic number, because the mean of its divisors is an integer number (3228185536176).

Almost surely, 257271055625025 is an apocalyptic number.

57271055625025 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

57271055625025 is a deficient number, since it is larger than the sum of its proper divisors (20205397243199).

57271055625025 is a wasteful number, since it uses less digits than its factorization.

57271055625025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11650521 (or 11650516 counting only the distinct ones).

The product of its (nonzero) digits is 7350000, while the sum is 52.

The spelling of 57271055625025 in words is "fifty-seven trillion, two hundred seventy-one billion, fifty-five million, six hundred twenty-five thousand, twenty-five".

Divisors: 1 5 11 25 55 275 17903 89515 196933 447575 984665 4923325 11632597 58162985 127958567 290814925 639792835 3198964175 208258384091 1041291920455 2290842225001 5206459602275 11454211125005 57271055625025