102156064510551 has 16 divisors (see below), whose sum is σ = 137284415361024. Its totient is φ = 67565908214784.

The previous prime is 102156064510543. The next prime is 102156064510571. The reversal of 102156064510551 is 155015460651201.

It is not a de Polignac number, because 102156064510551 - 2³ = 102156064510543 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102156064510501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10024471 + ... + 17458583.

It is an arithmetic number, because the mean of its divisors is an integer number (8580275960064).

Almost surely, 2^{102156064510551} is an apocalyptic number.

102156064510551 is a deficient number, since it is larger than the sum of its proper divisors (35128350850473).

102156064510551 is a wasteful number, since it uses less digits than its factorization.

102156064510551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7470310.

The product of its (nonzero) digits is 180000, while the sum is 42.

The spelling of 102156064510551 in words is "one hundred two trillion, one hundred fifty-six billion, sixty-four million, five hundred ten thousand, five hundred fifty-one".