900721626753 has 8 divisors (see below), whose sum is σ = 1293343874368. Its totient is φ = 554290231824.

The previous prime is 900721626719. The next prime is 900721626817. The reversal of 900721626753 is 357626127009.

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

It is not a de Polignac number, because 900721626753 - 2⁶ = 900721626689 is a prime.

It is a super-2 number, since 2×900721626753² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (900721626703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11547713125 + ... + 11547713202.

It is an arithmetic number, because the mean of its divisors is an integer number (161667984296).

Almost surely, 2^900721626753 is an apocalyptic number.

It is an amenable number.

900721626753 is a deficient number, since it is larger than the sum of its proper divisors (392622247615).

900721626753 is a wasteful number, since it uses less digits than its factorization.

900721626753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23095426343.

The product of its (nonzero) digits is 952560, while the sum is 48.

The spelling of 900721626753 in words is "nine hundred billion, seven hundred twenty-one million, six hundred twenty-six thousand, seven hundred fifty-three".