46161645121 has 2 divisors, whose sum is σ = 46161645122. Its totient is φ = 46161645120.

The previous prime is 46161644993. The next prime is 46161645157. The reversal of 46161645121 is 12154616164.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37060485121 + 9101160000 = 192511^2 + 95400^2 .

It is a cyclic number.

It is not a de Polignac number, because 46161645121 - 2⁷ = 46161644993 is a prime.

It is not a weakly prime, because it can be changed into another prime (46161645191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23080822560 + 23080822561.

It is an arithmetic number, because the mean of its divisors is an integer number (23080822561).

Almost surely, 2^46161645121 is an apocalyptic number.

It is an amenable number.

46161645121 is a deficient number, since it is larger than the sum of its proper divisors (1).

46161645121 is an equidigital number, since it uses as much as digits as its factorization.

46161645121 is an evil number, because the sum of its binary digits is even.

The product of its digits is 34560, while the sum is 37.

The spelling of 46161645121 in words is "forty-six billion, one hundred sixty-one million, six hundred forty-five thousand, one hundred twenty-one".