90964371457 has 8 divisors (see below), whose sum is σ = 93672694016. Its totient is φ = 88282997712.

The previous prime is 90964371439. The next prime is 90964371467. The reversal of 90964371457 is 75417346909.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 90964371457 - 2²³ = 90955982849 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 90964371398 and 90964371407.

It is not an unprimeable number, because it can be changed into a prime (90964371437) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6730353 + ... + 6743854.

It is an arithmetic number, because the mean of its divisors is an integer number (11709086752).

Almost surely, 2^90964371457 is an apocalyptic number.

It is an amenable number.

90964371457 is a deficient number, since it is larger than the sum of its proper divisors (2708322559).

90964371457 is a wasteful number, since it uses less digits than its factorization.

90964371457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13474407.

The product of its (nonzero) digits is 5715360, while the sum is 55.

The spelling of 90964371457 in words is "ninety billion, nine hundred sixty-four million, three hundred seventy-one thousand, four hundred fifty-seven".