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53050550025 = 3521164303697
BaseRepresentation
bin110001011010000011…
…110010011100001001
312001221011222011120010
4301122003302130021
51332121420100100
640212053222133
73555433143414
oct613203623411
9161834864503
1053050550025
112055371a480
12a346631949
135005a72b05
1427d3934b7b
1515a75c1750
hexc5a0f2709

53050550025 has 24 divisors (see below), whose sum is σ = 95683902624. Its totient is φ = 25721478400.

The previous prime is 53050550017. The next prime is 53050550027. The reversal of 53050550025 is 52005505035.

It is not a de Polignac number, because 53050550025 - 23 = 53050550017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 53050549974 and 53050550001.

It is not an unprimeable number, because it can be changed into a prime (53050550027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32151024 + ... + 32152673.

It is an arithmetic number, because the mean of its divisors is an integer number (3986829276).

Almost surely, 253050550025 is an apocalyptic number.

53050550025 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

53050550025 is a deficient number, since it is larger than the sum of its proper divisors (42633352599).

53050550025 is a wasteful number, since it uses less digits than its factorization.

53050550025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64303721 (or 64303716 counting only the distinct ones).

The product of its (nonzero) digits is 18750, while the sum is 30.

The spelling of 53050550025 in words is "fifty-three billion, fifty million, five hundred fifty thousand, twenty-five".

Divisors: 1 3 5 11 15 25 33 55 75 165 275 825 64303697 192911091 321518485 707340667 964555455 1607592425 2122022001 3536703335 4822777275 10610110005 17683516675 53050550025