45721463039 has 4 divisors (see below), whose sum is σ = 52253100624. Its totient is φ = 39189825456.

The previous prime is 45721463027. The next prime is 45721463087. The reversal of 45721463039 is 93036412754.

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

It is a cyclic number.

It is not a de Polignac number, because 45721463039 - 2⁴ = 45721463023 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45721463339) 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, 3265818782 + ... + 3265818795.

It is an arithmetic number, because the mean of its divisors is an integer number (13063275156).

Almost surely, 2^45721463039 is an apocalyptic number.

45721463039 is a deficient number, since it is larger than the sum of its proper divisors (6531637585).

45721463039 is an equidigital number, since it uses as much as digits as its factorization.

45721463039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6531637584.

The product of its (nonzero) digits is 544320, while the sum is 44.

The spelling of 45721463039 in words is "forty-five billion, seven hundred twenty-one million, four hundred sixty-three thousand, thirty-nine".