57111062083787 has 2 divisors, whose sum is σ = 57111062083788. Its totient is φ = 57111062083786.

The previous prime is 57111062083783. The next prime is 57111062083807. The reversal of 57111062083787 is 78738026011175.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 57111062083787 - 2² = 57111062083783 is a prime.

It is a super-2 number, since 2×57111062083787² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (57111062083781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28555531041893 + 28555531041894.

It is an arithmetic number, because the mean of its divisors is an integer number (28555531041894).

Almost surely, 2^{57111062083787} is an apocalyptic number.

57111062083787 is a deficient number, since it is larger than the sum of its proper divisors (1).

57111062083787 is an equidigital number, since it uses as much as digits as its factorization.

57111062083787 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3951360, while the sum is 56.

The spelling of 57111062083787 in words is "fifty-seven trillion, one hundred eleven billion, sixty-two million, eighty-three thousand, seven hundred eighty-seven".