2251516052535 has 16 divisors (see below), whose sum is σ = 3602934743040. Its totient is φ = 1200638875040.

The previous prime is 2251516052507. The next prime is 2251516052537. The reversal of 2251516052535 is 5352506151522.

It is not a de Polignac number, because 2251516052535 - 2⁵ = 2251516052503 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251516052537) 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, 10495671 + ... + 10708040.

It is an arithmetic number, because the mean of its divisors is an integer number (225183421440).

Almost surely, 2^{2251516052535} is an apocalyptic number.

2251516052535 is a deficient number, since it is larger than the sum of its proper divisors (1351418690505).

2251516052535 is a wasteful number, since it uses less digits than its factorization.

2251516052535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21210798.

The product of its (nonzero) digits is 450000, while the sum is 42.

The spelling of 2251516052535 in words is "two trillion, two hundred fifty-one billion, five hundred sixteen million, fifty-two thousand, five hundred thirty-five".