973557722225 has 12 divisors (see below), whose sum is σ = 1316958082800. Its totient is φ = 708041979600.

The previous prime is 973557722171. The next prime is 973557722281. The reversal of 973557722225 is 522227755379.

It is not a de Polignac number, because 973557722225 - 2¹² = 973557718129 is a prime.

It is a hoax number, since the sum of its digits (56) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1770104675 + ... + 1770105224.

It is an arithmetic number, because the mean of its divisors is an integer number (109746506900).

Almost surely, 2^973557722225 is an apocalyptic number.

It is an amenable number.

973557722225 is a deficient number, since it is larger than the sum of its proper divisors (343400360575).

973557722225 is a wasteful number, since it uses less digits than its factorization.

973557722225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3540209920 (or 3540209915 counting only the distinct ones).

The product of its digits is 18522000, while the sum is 56.

The spelling of 973557722225 in words is "nine hundred seventy-three billion, five hundred fifty-seven million, seven hundred twenty-two thousand, two hundred twenty-five".