2251514254643 has 16 divisors (see below), whose sum is σ = 2452985552736. Its totient is φ = 2058504614400.

The previous prime is 2251514254637. The next prime is 2251514254657. The reversal of 2251514254643 is 3464524151522.

It is a cyclic number.

It is not a de Polignac number, because 2251514254643 - 2¹⁰ = 2251514253619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2251514254594 and 2251514254603.

It is not an unprimeable number, because it can be changed into a prime (2251514254673) 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, 12279821 + ... + 12461822.

It is an arithmetic number, because the mean of its divisors is an integer number (153311597046).

Almost surely, 2^{2251514254643} is an apocalyptic number.

2251514254643 is a deficient number, since it is larger than the sum of its proper divisors (201471298093).

2251514254643 is a wasteful number, since it uses less digits than its factorization.

2251514254643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24741814.

The product of its digits is 1152000, while the sum is 44.

The spelling of 2251514254643 in words is "two trillion, two hundred fifty-one billion, five hundred fourteen million, two hundred fifty-four thousand, six hundred forty-three".