45331561047 has 4 divisors (see below), whose sum is σ = 60442081400. Its totient is φ = 30221040696.

The previous prime is 45331561039. The next prime is 45331561049. The reversal of 45331561047 is 74016513354.

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

It is not a de Polignac number, because 45331561047 - 2³ = 45331561039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45331560996 and 45331561014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45331561049) 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, 7555260172 + ... + 7555260177.

It is an arithmetic number, because the mean of its divisors is an integer number (15110520350).

Almost surely, 2^45331561047 is an apocalyptic number.

45331561047 is a deficient number, since it is larger than the sum of its proper divisors (15110520353).

45331561047 is a wasteful number, since it uses less digits than its factorization.

45331561047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15110520352.

The product of its (nonzero) digits is 151200, while the sum is 39.

The spelling of 45331561047 in words is "forty-five billion, three hundred thirty-one million, five hundred sixty-one thousand, forty-seven".