45432631961 has 2 divisors, whose sum is σ = 45432631962. Its totient is φ = 45432631960.

The previous prime is 45432631943. The next prime is 45432631969. The reversal of 45432631961 is 16913623454.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26154975625 + 19277656336 = 161725^2 + 138844^2 .

It is a cyclic number.

It is not a de Polignac number, because 45432631961 - 2¹⁰ = 45432630937 is a prime.

It is not a weakly prime, because it can be changed into another prime (45432631969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22716315980 + 22716315981.

It is an arithmetic number, because the mean of its divisors is an integer number (22716315981).

Almost surely, 2^45432631961 is an apocalyptic number.

It is an amenable number.

45432631961 is a deficient number, since it is larger than the sum of its proper divisors (1).

45432631961 is an equidigital number, since it uses as much as digits as its factorization.

45432631961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 466560, while the sum is 44.

The spelling of 45432631961 in words is "forty-five billion, four hundred thirty-two million, six hundred thirty-one thousand, nine hundred sixty-one".