36391990459 has 8 divisors (see below), whose sum is σ = 39985968960. Its totient is φ = 32845614600.

The previous prime is 36391990451. The next prime is 36391990463. The reversal of 36391990459 is 95409919363.

36391990459 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 36391990459 - 2³ = 36391990451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36391990451) 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, 11899057 + ... + 11902114.

It is an arithmetic number, because the mean of its divisors is an integer number (4998246120).

Almost surely, 2^36391990459 is an apocalyptic number.

36391990459 is a deficient number, since it is larger than the sum of its proper divisors (3593978501).

36391990459 is a wasteful number, since it uses less digits than its factorization.

36391990459 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23801321.

The product of its (nonzero) digits is 7085880, while the sum is 58.

The spelling of 36391990459 in words is "thirty-six billion, three hundred ninety-one million, nine hundred ninety thousand, four hundred fifty-nine".