750900990999 has 4 divisors (see below), whose sum is σ = 1001201321336. Its totient is φ = 500600660664.

The previous prime is 750900990919. The next prime is 750900991007. The reversal of 750900990999 is 999099009057.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 999099009057 = 3 ⋅333033003019.

It is not a de Polignac number, because 750900990999 - 2⁷ = 750900990871 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 (750900990919) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 125150165164 + ... + 125150165169.

It is an arithmetic number, because the mean of its divisors is an integer number (250300330334).

Almost surely, 2^750900990999 is an apocalyptic number.

750900990999 is a deficient number, since it is larger than the sum of its proper divisors (250300330337).

750900990999 is a wasteful number, since it uses less digits than its factorization.

750900990999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250300330336.

The product of its (nonzero) digits is 18600435, while the sum is 66.

The spelling of 750900990999 in words is "seven hundred fifty billion, nine hundred million, nine hundred ninety thousand, nine hundred ninety-nine".