2251356246634 has 16 divisors (see below), whose sum is σ = 3684102662016. Its totient is φ = 1023325646400.

The previous prime is 2251356246571. The next prime is 2251356246637. The reversal of 2251356246634 is 4366426531522.

It is not an unprimeable number, because it can be changed into a prime (2251356246637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 409279 + ... + 2161069.

It is an arithmetic number, because the mean of its divisors is an integer number (230256416376).

Almost surely, 2^{2251356246634} is an apocalyptic number.

2251356246634 is a deficient number, since it is larger than the sum of its proper divisors (1432746415382).

2251356246634 is a wasteful number, since it uses less digits than its factorization.

2251356246634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1810221.

The product of its digits is 6220800, while the sum is 49.

The spelling of 2251356246634 in words is "two trillion, two hundred fifty-one billion, three hundred fifty-six million, two hundred forty-six thousand, six hundred thirty-four".