2251165414355 has 64 divisors (see below), whose sum is σ = 3226653480960. Its totient is φ = 1486056844800.

The previous prime is 2251165414349. The next prime is 2251165414357. The reversal of 2251165414355 is 5534145611522.

It is a happy number.

It is not a de Polignac number, because 2251165414355 - 2¹⁰ = 2251165413331 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2251165414357) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 219770864 + ... + 219781106.

It is an arithmetic number, because the mean of its divisors is an integer number (50416460640).

Almost surely, 2^{2251165414355} is an apocalyptic number.

2251165414355 is a deficient number, since it is larger than the sum of its proper divisors (975488066605).

2251165414355 is a wasteful number, since it uses less digits than its factorization.

2251165414355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15372.

The product of its digits is 720000, while the sum is 44.

The spelling of 2251165414355 in words is "two trillion, two hundred fifty-one billion, one hundred sixty-five million, four hundred fourteen thousand, three hundred fifty-five".