45462612491 has 4 divisors (see below), whose sum is σ = 48136883832. Its totient is φ = 42788341152.

The previous prime is 45462612431. The next prime is 45462612499. The reversal of 45462612491 is 19421626454.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45462612491 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45462612499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1337135645 + ... + 1337135678.

It is an arithmetic number, because the mean of its divisors is an integer number (12034220958).

Almost surely, 2^45462612491 is an apocalyptic number.

45462612491 is a deficient number, since it is larger than the sum of its proper divisors (2674271341).

45462612491 is a wasteful number, since it uses less digits than its factorization.

45462612491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2674271340.

The product of its digits is 414720, while the sum is 44.

The spelling of 45462612491 in words is "forty-five billion, four hundred sixty-two million, six hundred twelve thousand, four hundred ninety-one".