2515265151251 has 16 divisors (see below), whose sum is σ = 2736417540960. Its totient is φ = 2302302528000.

The previous prime is 2515265151241. The next prime is 2515265151253. The reversal of 2515265151251 is 1521515625152.

It is a cyclic number.

It is not a de Polignac number, because 2515265151251 - 2¹⁸ = 2515264889107 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2515265151199 and 2515265151208.

It is not an unprimeable number, because it can be changed into a prime (2515265151253) 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, 527645 + ... + 2304113.

It is an arithmetic number, because the mean of its divisors is an integer number (171026096310).

Almost surely, 2^{2515265151251} is an apocalyptic number.

2515265151251 is a deficient number, since it is larger than the sum of its proper divisors (221152389709).

2515265151251 is a wasteful number, since it uses less digits than its factorization.

2515265151251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1778774.

The product of its digits is 150000, while the sum is 41.

The spelling of 2515265151251 in words is "two trillion, five hundred fifteen billion, two hundred sixty-five million, one hundred fifty-one thousand, two hundred fifty-one".