52102157372 has 6 divisors (see below), whose sum is σ = 91178775408. Its totient is φ = 26051078684.

The previous prime is 52102157357. The next prime is 52102157381. The reversal of 52102157372 is 27375120125.

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, 6512769668 + ... + 6512769675.

It is an arithmetic number, because the mean of its divisors is an integer number (15196462568).

Almost surely, 2^52102157372 is an apocalyptic number.

It is an amenable number.

52102157372 is a deficient number, since it is larger than the sum of its proper divisors (39076618036).

52102157372 is a wasteful number, since it uses less digits than its factorization.

52102157372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13025539347 (or 13025539345 counting only the distinct ones).

The product of its (nonzero) digits is 29400, while the sum is 35.

Adding to 52102157372 its reverse (27375120125), we get a palindrome (79477277497).

The spelling of 52102157372 in words is "fifty-two billion, one hundred two million, one hundred fifty-seven thousand, three hundred seventy-two".