611232512455 has 4 divisors (see below), whose sum is σ = 733479014952. Its totient is φ = 488986009960.

The previous prime is 611232512447. The next prime is 611232512479. The reversal of 611232512455 is 554215232116.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 611232512455 - 2³ = 611232512447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61123251241 + ... + 61123251250.

It is an arithmetic number, because the mean of its divisors is an integer number (183369753738).

Almost surely, 2^611232512455 is an apocalyptic number.

611232512455 is a deficient number, since it is larger than the sum of its proper divisors (122246502497).

611232512455 is a wasteful number, since it uses less digits than its factorization.

611232512455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122246502496.

The product of its digits is 72000, while the sum is 37.

The spelling of 611232512455 in words is "six hundred eleven billion, two hundred thirty-two million, five hundred twelve thousand, four hundred fifty-five".