2251562052615 has 8 divisors (see below), whose sum is σ = 3602499284208. Its totient is φ = 1200833094720.

The previous prime is 2251562052583. The next prime is 2251562052671. The reversal of 2251562052615 is 5162502651522.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2251562052615 - 2⁵ = 2251562052583 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75052068406 + ... + 75052068435.

It is an arithmetic number, because the mean of its divisors is an integer number (450312410526).

Almost surely, 2^{2251562052615} is an apocalyptic number.

2251562052615 is a deficient number, since it is larger than the sum of its proper divisors (1350937231593).

2251562052615 is a wasteful number, since it uses less digits than its factorization.

2251562052615 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150104136849.

The product of its (nonzero) digits is 360000, while the sum is 42.

The spelling of 2251562052615 in words is "two trillion, two hundred fifty-one billion, five hundred sixty-two million, fifty-two thousand, six hundred fifteen".