45355921201 has 2 divisors, whose sum is σ = 45355921202. Its totient is φ = 45355921200.

The previous prime is 45355921157. The next prime is 45355921211. The reversal of 45355921201 is 10212955354.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34142170176 + 11213751025 = 184776^2 + 105895^2 .

It is a cyclic number.

It is not a de Polignac number, because 45355921201 - 2²⁷ = 45221703473 is a prime.

It is not a weakly prime, because it can be changed into another prime (45355921211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22677960600 + 22677960601.

It is an arithmetic number, because the mean of its divisors is an integer number (22677960601).

Almost surely, 2^45355921201 is an apocalyptic number.

It is an amenable number.

45355921201 is a deficient number, since it is larger than the sum of its proper divisors (1).

45355921201 is an equidigital number, since it uses as much as digits as its factorization.

45355921201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54000, while the sum is 37.

The spelling of 45355921201 in words is "forty-five billion, three hundred fifty-five million, nine hundred twenty-one thousand, two hundred one".