52212002640472 has 8 divisors (see below), whose sum is σ = 97897504950900. Its totient is φ = 26106001320232.

The previous prime is 52212002640461. The next prime is 52212002640509. The reversal of 52212002640472 is 27404620021225.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3263250165022 + ... + 3263250165037.

Almost surely, 2^{52212002640472} is an apocalyptic number.

It is an amenable number.

52212002640472 is a deficient number, since it is larger than the sum of its proper divisors (45685502310428).

52212002640472 is a wasteful number, since it uses less digits than its factorization.

52212002640472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6526500330065 (or 6526500330061 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 37.

Adding to 52212002640472 its reverse (27404620021225), we get a palindrome (79616622661697).

The spelling of 52212002640472 in words is "fifty-two trillion, two hundred twelve billion, two million, six hundred forty thousand, four hundred seventy-two".