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57472377958 = 2152711881749
BaseRepresentation
bin110101100001100111…
…101110010001100110
312111100100102022011001
4311201213232101212
51420200412043313
642222532303514
74103135103142
oct654147562146
9174310368131
1057472377958
1122412728226
12b17b471b9a
13555bba9248
142ad2cd2222
1517658bcadd
hexd619ee466

57472377958 has 8 divisors (see below), whose sum is σ = 86214258000. Its totient is φ = 28734291960.

The previous prime is 57472377953. The next prime is 57472377961. The reversal of 57472377958 is 85977327475.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 57472377958.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57472377953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 910333 + ... + 971416.

It is an arithmetic number, because the mean of its divisors is an integer number (10776782250).

Almost surely, 257472377958 is an apocalyptic number.

57472377958 is a deficient number, since it is larger than the sum of its proper divisors (28741880042).

57472377958 is a wasteful number, since it uses less digits than its factorization.

57472377958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1897022.

The product of its digits is 103723200, while the sum is 64.

The spelling of 57472377958 in words is "fifty-seven billion, four hundred seventy-two million, three hundred seventy-seven thousand, nine hundred fifty-eight".

Divisors: 1 2 15271 30542 1881749 3763498 28736188979 57472377958