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57465760121 = 711746308573
BaseRepresentation
bin110101100001001110…
…011110100101111001
312111022212222002011222
4311201032132211321
51420142213310441
642222134401425
74103024621150
oct654116364571
9174285862158
1057465760121
1122409a18140
12b179200275
13555a6ccc73
142ad208c597
151765011d4b
hexd6139e979

57465760121 has 8 divisors (see below), whose sum is σ = 71645623104. Its totient is φ = 44778514320.

The previous prime is 57465760097. The next prime is 57465760133. The reversal of 57465760121 is 12106756475.

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

It is a cyclic number.

It is not a de Polignac number, because 57465760121 - 218 = 57465497977 is a prime.

It is not an unprimeable number, because it can be changed into a prime (57465760321) 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, 373154210 + ... + 373154363.

It is an arithmetic number, because the mean of its divisors is an integer number (8955702888).

Almost surely, 257465760121 is an apocalyptic number.

It is an amenable number.

57465760121 is a deficient number, since it is larger than the sum of its proper divisors (14179862983).

57465760121 is a wasteful number, since it uses less digits than its factorization.

57465760121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 746308591.

The product of its (nonzero) digits is 352800, while the sum is 44.

The spelling of 57465760121 in words is "fifty-seven billion, four hundred sixty-five million, seven hundred sixty thousand, one hundred twenty-one".

Divisors: 1 7 11 77 746308573 5224160011 8209394303 57465760121