45864744819 has 8 divisors (see below), whose sum is σ = 61154952912. Its totient is φ = 30575516640.

The previous prime is 45864744799. The next prime is 45864744823. The reversal of 45864744819 is 91844746854.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 45864744819 - 2⁵ = 45864744787 is a prime.

It is a super-2 number, since 2×45864744819² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45864744859) 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, 127752 + ... + 328709.

It is an arithmetic number, because the mean of its divisors is an integer number (7644369114).

Almost surely, 2^45864744819 is an apocalyptic number.

45864744819 is a deficient number, since it is larger than the sum of its proper divisors (15290208093).

45864744819 is a wasteful number, since it uses less digits than its factorization.

45864744819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 489957.

The product of its digits is 30965760, while the sum is 60.

The spelling of 45864744819 in words is "forty-five billion, eight hundred sixty-four million, seven hundred forty-four thousand, eight hundred nineteen".