57926156861 has 16 divisors (see below), whose sum is σ = 59557787520. Its totient is φ = 56307908160.

The previous prime is 57926156851. The next prime is 57926156863. The reversal of 57926156861 is 16865162975.

It is a cyclic number.

It is not a de Polignac number, because 57926156861 - 2¹⁴ = 57926140477 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 57926156797 and 57926156806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57926156863) 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 15 ways as a sum of consecutive naturals, for example, 15615875 + ... + 15619583.

It is an arithmetic number, because the mean of its divisors is an integer number (3722361720).

Almost surely, 2^57926156861 is an apocalyptic number.

It is an amenable number.

57926156861 is a deficient number, since it is larger than the sum of its proper divisors (1631630659).

57926156861 is a wasteful number, since it uses less digits than its factorization.

57926156861 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5396.

The product of its digits is 5443200, while the sum is 56.

The spelling of 57926156861 in words is "fifty-seven billion, nine hundred twenty-six million, one hundred fifty-six thousand, eight hundred sixty-one".