73486370457 has 12 divisors (see below), whose sum is σ = 107601048724. Its totient is φ = 48319804800.

The previous prime is 73486370443. The next prime is 73486370479. The reversal of 73486370457 is 75407368437.

It can be written as a sum of positive squares in 2 ways, for example, as 39326459481 + 34159910976 = 198309^2 + 184824^2 .

It is not a de Polignac number, because 73486370457 - 2¹⁰ = 73486369433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73486370497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 55925044 + ... + 55926357.

Almost surely, 2^73486370457 is an apocalyptic number.

It is an amenable number.

73486370457 is a deficient number, since it is larger than the sum of its proper divisors (34114678267).

73486370457 is a wasteful number, since it uses less digits than its factorization.

73486370457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111851480 (or 111851477 counting only the distinct ones).

The product of its (nonzero) digits is 11854080, while the sum is 54.

The spelling of 73486370457 in words is "seventy-three billion, four hundred eighty-six million, three hundred seventy thousand, four hundred fifty-seven".