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57222372054 = 2312041792049
BaseRepresentation
bin110101010010101110…
…000001101011010110
312110200220222200112010
4311102232001223112
51414142411401204
642142042005050
74064011065021
oct652256015326
9173626880463
1057222372054
11222a45a0081
12b10b7a6786
13551c163c63
142aaba141b8
15174d986d89
hexd52b81ad6

57222372054 has 16 divisors (see below), whose sum is σ = 114454393200. Its totient is φ = 19072515840.

The previous prime is 57222372043. The next prime is 57222372059. The reversal of 57222372054 is 45027322275.

57222372054 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57222372059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323779 + ... + 468270.

It is an arithmetic number, because the mean of its divisors is an integer number (7153399575).

Almost surely, 257222372054 is an apocalyptic number.

57222372054 is an abundant number, since it is smaller than the sum of its proper divisors (57232021146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

57222372054 is a wasteful number, since it uses less digits than its factorization.

57222372054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804095.

The product of its (nonzero) digits is 235200, while the sum is 39.

The spelling of 57222372054 in words is "fifty-seven billion, two hundred twenty-two million, three hundred seventy-two thousand, fifty-four".

Divisors: 1 2 3 6 12041 24082 36123 72246 792049 1584098 2376147 4752294 9537062009 19074124018 28611186027 57222372054