2251313035154 has 16 divisors (see below), whose sum is σ = 3498767195136. Its totient is φ = 1085325285600.

The previous prime is 2251313035141. The next prime is 2251313035187. The reversal of 2251313035154 is 4515303131522.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66978587 + ... + 67012190.

It is an arithmetic number, because the mean of its divisors is an integer number (218672949696).

Almost surely, 2^{2251313035154} is an apocalyptic number.

2251313035154 is a deficient number, since it is larger than the sum of its proper divisors (1247454159982).

2251313035154 is a wasteful number, since it uses less digits than its factorization.

2251313035154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133991081.

The product of its (nonzero) digits is 54000, while the sum is 35.

Adding to 2251313035154 its reverse (4515303131522), we get a palindrome (6766616166676).

The spelling of 2251313035154 in words is "two trillion, two hundred fifty-one billion, three hundred thirteen million, thirty-five thousand, one hundred fifty-four".