46537417021 has 2 divisors, whose sum is σ = 46537417022. Its totient is φ = 46537417020.

The previous prime is 46537417001. The next prime is 46537417081. The reversal of 46537417021 is 12071473564.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 42553913796 + 3983503225 = 206286^2 + 63115^2 .

It is a cyclic number.

It is not a de Polignac number, because 46537417021 - 2¹⁵ = 46537384253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46537417001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23268708510 + 23268708511.

It is an arithmetic number, because the mean of its divisors is an integer number (23268708511).

Almost surely, 2^46537417021 is an apocalyptic number.

It is an amenable number.

46537417021 is a deficient number, since it is larger than the sum of its proper divisors (1).

46537417021 is an equidigital number, since it uses as much as digits as its factorization.

46537417021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 141120, while the sum is 40.

The spelling of 46537417021 in words is "forty-six billion, five hundred thirty-seven million, four hundred seventeen thousand, twenty-one".