45077231878 has 16 divisors (see below), whose sum is σ = 77615679744. Its totient is φ = 19233707400.

The previous prime is 45077231873. The next prime is 45077231911. The reversal of 45077231878 is 87813277054.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45077231873) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7088898 + ... + 7095253.

It is an arithmetic number, because the mean of its divisors is an integer number (4850979984).

Almost surely, 2^45077231878 is an apocalyptic number.

45077231878 is a deficient number, since it is larger than the sum of its proper divisors (32538447866).

45077231878 is a wasteful number, since it uses less digits than its factorization.

45077231878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14184387.

The product of its (nonzero) digits is 2634240, while the sum is 52.

The spelling of 45077231878 in words is "forty-five billion, seventy-seven million, two hundred thirty-one thousand, eight hundred seventy-eight".