45936645949 has 4 divisors (see below), whose sum is σ = 46518122560. Its totient is φ = 45355169340.

The previous prime is 45936645943. The next prime is 45936645973. The reversal of 45936645949 is 94954663954.

45936645949 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 45936645949 - 2²³ = 45928257341 is a prime.

It is a super-2 number, since 2×45936645949² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45936645943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290738187 + ... + 290738344.

It is an arithmetic number, because the mean of its divisors is an integer number (11629530640).

Almost surely, 2^45936645949 is an apocalyptic number.

It is an amenable number.

45936645949 is a deficient number, since it is larger than the sum of its proper divisors (581476611).

45936645949 is an equidigital number, since it uses as much as digits as its factorization.

45936645949 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581476610.

The product of its digits is 125971200, while the sum is 64.

The spelling of 45936645949 in words is "forty-five billion, nine hundred thirty-six million, six hundred forty-five thousand, nine hundred forty-nine".