97021506285364 has 12 divisors (see below), whose sum is σ = 169788875227524. Its totient is φ = 48510399077504.

The previous prime is 97021506285329. The next prime is 97021506285377. The reversal of 97021506285364 is 46358260512079.

It can be written as a sum of positive squares in 2 ways, for example, as 75788690148900 + 21232816136464 = 8705670^2 + 4607908^2 .

It is a super-2 number, since 2×97021506285364² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97021506285299 and 97021506285308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87899269 + ... + 88996204.

It is an arithmetic number, because the mean of its divisors is an integer number (14149072935627).

It is a 1-persistent number, because it is pandigital, but 2⋅97021506285364 = 194043012570728 is not.

Almost surely, 2^{97021506285364} is an apocalyptic number.

It is an amenable number.

97021506285364 is a deficient number, since it is larger than the sum of its proper divisors (72767368942160).

97021506285364 is a wasteful number, since it uses less digits than its factorization.

97021506285364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177032594 (or 177032592 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 58.

The spelling of 97021506285364 in words is "ninety-seven trillion, twenty-one billion, five hundred six million, two hundred eighty-five thousand, three hundred sixty-four".