2251335154461 has 16 divisors (see below), whose sum is σ = 3161952422400. Its totient is φ = 1420913184048.

The previous prime is 2251335154459. The next prime is 2251335154487. The reversal of 2251335154461 is 1644515331522.

It is not a de Polignac number, because 2251335154461 - 2¹ = 2251335154459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2251335154451) 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 15 ways as a sum of consecutive naturals, for example, 13565451 + ... + 13730408.

It is an arithmetic number, because the mean of its divisors is an integer number (197622026400).

Almost surely, 2^{2251335154461} is an apocalyptic number.

It is an amenable number.

2251335154461 is a deficient number, since it is larger than the sum of its proper divisors (910617267939).

2251335154461 is a wasteful number, since it uses less digits than its factorization.

2251335154461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27297328.

The product of its digits is 432000, while the sum is 42.

The spelling of 2251335154461 in words is "two trillion, two hundred fifty-one billion, three hundred thirty-five million, one hundred fifty-four thousand, four hundred sixty-one".