45923444478 has 16 divisors (see below), whose sum is σ = 102052098960. Its totient is φ = 15307814808.

The previous prime is 45923444471. The next prime is 45923444503. The reversal of 45923444478 is 87444432954.

45923444478 is a `hidden beast` number, since 4 + 592 + 3 + 4 + 4 + 4 + 47 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 850434157 = 45923444478 / (4 + 5 + 9 + 2 + 3 + 4 + 4 + 4 + 4 + 7 + 8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45923444471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425217025 + ... + 425217132.

It is an arithmetic number, because the mean of its divisors is an integer number (6378256185).

Almost surely, 2^45923444478 is an apocalyptic number.

45923444478 is an abundant number, since it is smaller than the sum of its proper divisors (56128654482).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45923444478 is a wasteful number, since it uses less digits than its factorization.

45923444478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850434168 (or 850434162 counting only the distinct ones).

The product of its digits is 15482880, while the sum is 54.

The spelling of 45923444478 in words is "forty-five billion, nine hundred twenty-three million, four hundred forty-four thousand, four hundred seventy-eight".