90874329411895 has 16 divisors (see below), whose sum is σ = 116485657869600. Its totient is φ = 67817511000064.

The previous prime is 90874329411493. The next prime is 90874329412297. The reversal of 90874329411895 is 59811492347809.

It is an interprime number because it is at equal distance from previous prime (90874329411493) and next prime (90874329412297).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90874329411895 is a prime.

It is a lonely number, since its distance to closest prime (90874329412297) sets a new record.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4730564545 + ... + 4730583754.

It is an arithmetic number, because the mean of its divisors is an integer number (7280353616850).

Almost surely, 2^{90874329411895} is an apocalyptic number.

90874329411895 is a deficient number, since it is larger than the sum of its proper divisors (25611328457705).

90874329411895 is a wasteful number, since it uses less digits than its factorization.

90874329411895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9461148434.

The product of its (nonzero) digits is 156764160, while the sum is 70.

The spelling of 90874329411895 in words is "ninety trillion, eight hundred seventy-four billion, three hundred twenty-nine million, four hundred eleven thousand, eight hundred ninety-five".