1252764072615 has 32 divisors (see below), whose sum is σ = 2207078689536. Its totient is φ = 601724111360.

The previous prime is 1252764072601. The next prime is 1252764072619. The reversal of 1252764072615 is 5162704672521.

It is not a de Polignac number, because 1252764072615 - 2⁵ = 1252764072583 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252764072619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35461362 + ... + 35496671.

It is an arithmetic number, because the mean of its divisors is an integer number (68971209048).

Almost surely, 2^{1252764072615} is an apocalyptic number.

1252764072615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1252764072615 is a deficient number, since it is larger than the sum of its proper divisors (954314616921).

1252764072615 is a wasteful number, since it uses less digits than its factorization.

1252764072615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70958159.

The product of its (nonzero) digits is 1411200, while the sum is 48.

The spelling of 1252764072615 in words is "one trillion, two hundred fifty-two billion, seven hundred sixty-four million, seventy-two thousand, six hundred fifteen".