55331513354 has 16 divisors (see below), whose sum is σ = 91068124392. Its totient is φ = 25055779008.

The previous prime is 55331513353. The next prime is 55331513357. The reversal of 55331513354 is 45331513355.

It can be written as a sum of positive squares in 4 ways, for example, as 33817371025 + 21514142329 = 183895^2 + 146677^2 .

It is not an unprimeable number, because it can be changed into a prime (55331513353) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20075369 + ... + 20078124.

Almost surely, 2^55331513354 is an apocalyptic number.

55331513354 is a deficient number, since it is larger than the sum of its proper divisors (35736611038).

55331513354 is a wasteful number, since it uses less digits than its factorization.

55331513354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40153561.

The product of its digits is 202500, while the sum is 38.

Subtracting from 55331513354 its reverse (45331513355), we obtain a palindrome (9999999999).

The spelling of 55331513354 in words is "fifty-five billion, three hundred thirty-one million, five hundred thirteen thousand, three hundred fifty-four".