46402370021 has 16 divisors (see below), whose sum is σ = 53260948224. Its totient is φ = 39601371264.

The previous prime is 46402369987. The next prime is 46402370039. The reversal of 46402370021 is 12007320464.

It is not a de Polignac number, because 46402370021 - 2²² = 46398175717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46402370081) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4223291 + ... + 4234263.

It is an arithmetic number, because the mean of its divisors is an integer number (3328809264).

Almost surely, 2^46402370021 is an apocalyptic number.

It is an amenable number.

46402370021 is a deficient number, since it is larger than the sum of its proper divisors (6858578203).

46402370021 is a wasteful number, since it uses less digits than its factorization.

46402370021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13540.

The product of its (nonzero) digits is 8064, while the sum is 29.

Adding to 46402370021 its reverse (12007320464), we get a palindrome (58409690485).

The spelling of 46402370021 in words is "forty-six billion, four hundred two million, three hundred seventy thousand, twenty-one".