990759552465 has 16 divisors (see below), whose sum is σ = 1585232768448. Its totient is φ = 528399266496.

The previous prime is 990759552451. The next prime is 990759552481. The reversal of 990759552465 is 564255957099.

It is not a de Polignac number, because 990759552465 - 2¹⁶ = 990759486929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 990759552396 and 990759552405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1280647 + ... + 1903043.

It is an arithmetic number, because the mean of its divisors is an integer number (99077048028).

Almost surely, 2^990759552465 is an apocalyptic number.

It is an amenable number.

990759552465 is a deficient number, since it is larger than the sum of its proper divisors (594473215983).

990759552465 is a wasteful number, since it uses less digits than its factorization.

990759552465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728528.

The product of its (nonzero) digits is 153090000, while the sum is 66.

The spelling of 990759552465 in words is "nine hundred ninety billion, seven hundred fifty-nine million, five hundred fifty-two thousand, four hundred sixty-five".