45238933619 has 16 divisors (see below), whose sum is σ = 50183086464. Its totient is φ = 40438070400.

The previous prime is 45238933573. The next prime is 45238933661. The reversal of 45238933619 is 91633983254.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45238933619 is a prime.

It is a super-2 number, since 2×45238933619² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45238933669) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75227 + ... + 310059.

It is an arithmetic number, because the mean of its divisors is an integer number (3136442904).

Almost surely, 2^45238933619 is an apocalyptic number.

45238933619 is a deficient number, since it is larger than the sum of its proper divisors (4944152845).

45238933619 is a wasteful number, since it uses less digits than its factorization.

45238933619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235138.

The product of its digits is 4199040, while the sum is 53.

The spelling of 45238933619 in words is "forty-five billion, two hundred thirty-eight million, nine hundred thirty-three thousand, six hundred nineteen".