46638911597 has 2 divisors, whose sum is σ = 46638911598. Its totient is φ = 46638911596.

The previous prime is 46638911573. The next prime is 46638911611. The reversal of 46638911597 is 79511983664.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 28244499721 + 18394411876 = 168061^2 + 135626^2 .

It is a cyclic number.

It is not a de Polignac number, because 46638911597 - 2⁶ = 46638911533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (46638911197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23319455798 + 23319455799.

It is an arithmetic number, because the mean of its divisors is an integer number (23319455799).

Almost surely, 2^46638911597 is an apocalyptic number.

It is an amenable number.

46638911597 is a deficient number, since it is larger than the sum of its proper divisors (1).

46638911597 is an equidigital number, since it uses as much as digits as its factorization.

46638911597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9797760, while the sum is 59.

The spelling of 46638911597 in words is "forty-six billion, six hundred thirty-eight million, nine hundred eleven thousand, five hundred ninety-seven".