57151938451 has 2 divisors, whose sum is σ = 57151938452. Its totient is φ = 57151938450.

The previous prime is 57151938449. The next prime is 57151938463. The reversal of 57151938451 is 15483915175.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57151938451 - 2¹ = 57151938449 is a prime.

Together with 57151938449, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 57151938395 and 57151938404.

It is not a weakly prime, because it can be changed into another prime (57151918451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28575969225 + 28575969226.

It is an arithmetic number, because the mean of its divisors is an integer number (28575969226).

Almost surely, 2^57151938451 is an apocalyptic number.

57151938451 is a deficient number, since it is larger than the sum of its proper divisors (1).

57151938451 is an equidigital number, since it uses as much as digits as its factorization.

57151938451 is an evil number, because the sum of its binary digits is even.

The product of its digits is 756000, while the sum is 49.

The spelling of 57151938451 in words is "fifty-seven billion, one hundred fifty-one million, nine hundred thirty-eight thousand, four hundred fifty-one".