73649091059 has 8 divisors (see below), whose sum is σ = 73782747840. Its totient is φ = 73515482856.

The previous prime is 73649091049. The next prime is 73649091067. The reversal of 73649091059 is 95019094637.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 73649091059 - 2²⁸ = 73380655603 is a prime.

It is a super-2 number, since 2×73649091059² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 73649091059.

It is not an unprimeable number, because it can be changed into a prime (73649091049) 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, 4475204 + ... + 4491630.

It is an arithmetic number, because the mean of its divisors is an integer number (9222843480).

Almost surely, 2^73649091059 is an apocalyptic number.

73649091059 is a deficient number, since it is larger than the sum of its proper divisors (133656781).

73649091059 is a wasteful number, since it uses less digits than its factorization.

73649091059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24289.

The product of its (nonzero) digits is 1837080, while the sum is 53.

The spelling of 73649091059 in words is "seventy-three billion, six hundred forty-nine million, ninety-one thousand, fifty-nine".