45937568447 has 2 divisors, whose sum is σ = 45937568448. Its totient is φ = 45937568446.

The previous prime is 45937568429. The next prime is 45937568471. The reversal of 45937568447 is 74486573954.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45937568447 - 2²² = 45933374143 is a prime.

It is a super-2 number, since 2×45937568447² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 45937568447.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45967568447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22968784223 + 22968784224.

It is an arithmetic number, because the mean of its divisors is an integer number (22968784224).

Almost surely, 2^45937568447 is an apocalyptic number.

45937568447 is a deficient number, since it is larger than the sum of its proper divisors (1).

45937568447 is an equidigital number, since it uses as much as digits as its factorization.

45937568447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 101606400, while the sum is 62.

The spelling of 45937568447 in words is "forty-five billion, nine hundred thirty-seven million, five hundred sixty-eight thousand, four hundred forty-seven".