90327868951 has 4 divisors (see below), whose sum is σ = 90328647304. Its totient is φ = 90327090600.

The previous prime is 90327868949. The next prime is 90327868963. The reversal of 90327868951 is 15986872309.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 90327868951 - 2¹ = 90327868949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90327868921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176280 + ... + 460141.

It is an arithmetic number, because the mean of its divisors is an integer number (22582161826).

Almost surely, 2^90327868951 is an apocalyptic number.

90327868951 is a deficient number, since it is larger than the sum of its proper divisors (778353).

90327868951 is a wasteful number, since it uses less digits than its factorization.

90327868951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778352.

The product of its (nonzero) digits is 6531840, while the sum is 58.

The spelling of 90327868951 in words is "ninety billion, three hundred twenty-seven million, eight hundred sixty-eight thousand, nine hundred fifty-one".