45437986439 has 8 divisors (see below), whose sum is σ = 45725299200. Its totient is φ = 45150778296.

The previous prime is 45437986381. The next prime is 45437986481. The reversal of 45437986439 is 93468973454.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45437986439 is a prime.

It is a super-2 number, since 2×45437986439² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45437986939) 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, 962612 + ... + 1008710.

It is an arithmetic number, because the mean of its divisors is an integer number (5715662400).

Almost surely, 2^45437986439 is an apocalyptic number.

45437986439 is a deficient number, since it is larger than the sum of its proper divisors (287312761).

45437986439 is a wasteful number, since it uses less digits than its factorization.

45437986439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52309.

The product of its digits is 78382080, while the sum is 62.

The spelling of 45437986439 in words is "forty-five billion, four hundred thirty-seven million, nine hundred eighty-six thousand, four hundred thirty-nine".