36404322031 has 32 divisors (see below), whose sum is σ = 48040312320. Its totient is φ = 26725334400.

The previous prime is 36404321999. The next prime is 36404322043. The reversal of 36404322031 is 13022340463.

It is a cyclic number.

It is not a de Polignac number, because 36404322031 - 2⁵ = 36404321999 is a prime.

It is a super-2 number, since 2×36404322031² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36404322931) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 196065 + ... + 333541.

It is an arithmetic number, because the mean of its divisors is an integer number (1501259760).

Almost surely, 2^36404322031 is an apocalyptic number.

36404322031 is a deficient number, since it is larger than the sum of its proper divisors (11635990289).

36404322031 is a wasteful number, since it uses less digits than its factorization.

36404322031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137695.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 36404322031 its reverse (13022340463), we get a palindrome (49426662494).

It can be divided in two parts, 3640432 and 2031, that added together give a palindrome (3642463).

The spelling of 36404322031 in words is "thirty-six billion, four hundred four million, three hundred twenty-two thousand, thirty-one".