2151520052502 has 32 divisors (see below), whose sum is σ = 4492259560800. Its totient is φ = 686090539008.

The previous prime is 2151520052431. The next prime is 2151520052509. The reversal of 2151520052502 is 2052500251512.

It is a self number, because there is not a number n which added to its sum of digits gives 2151520052502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2151520052509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56701483 + ... + 56739414.

It is an arithmetic number, because the mean of its divisors is an integer number (140383111275).

Almost surely, 2^{2151520052502} is an apocalyptic number.

2151520052502 is an abundant number, since it is smaller than the sum of its proper divisors (2340739508298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2151520052502 is a wasteful number, since it uses less digits than its factorization.

2151520052502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113441040.

The product of its (nonzero) digits is 10000, while the sum is 30.

The spelling of 2151520052502 in words is "two trillion, one hundred fifty-one billion, five hundred twenty million, fifty-two thousand, five hundred two".