102045656517771 has 16 divisors (see below), whose sum is σ = 140452161113088. Its totient is φ = 65834864340000.

The previous prime is 102045656517751. The next prime is 102045656517799. The reversal of 102045656517771 is 177715656540201.

It is not a de Polignac number, because 102045656517771 - 2¹⁷ = 102045656386699 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102045656517751) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2769480 + ... + 14552021.

It is an arithmetic number, because the mean of its divisors is an integer number (8778260069568).

Almost surely, 2^{102045656517771} is an apocalyptic number.

102045656517771 is a deficient number, since it is larger than the sum of its proper divisors (38406504595317).

102045656517771 is a wasteful number, since it uses less digits than its factorization.

102045656517771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17384882.

The product of its (nonzero) digits is 12348000, while the sum is 57.

The spelling of 102045656517771 in words is "one hundred two trillion, forty-five billion, six hundred fifty-six million, five hundred seventeen thousand, seven hundred seventy-one".