45643626142 has 16 divisors (see below), whose sum is σ = 68773879440. Its totient is φ = 22719169792.

The previous prime is 45643626139. The next prime is 45643626143. The reversal of 45643626142 is 24162634654.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45643626143) 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, 502473 + ... + 586315.

It is an arithmetic number, because the mean of its divisors is an integer number (4298367465).

Almost surely, 2^45643626142 is an apocalyptic number.

45643626142 is a deficient number, since it is larger than the sum of its proper divisors (23130253298).

45643626142 is a wasteful number, since it uses less digits than its factorization.

45643626142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85067.

The product of its digits is 829440, while the sum is 43.

The spelling of 45643626142 in words is "forty-five billion, six hundred forty-three million, six hundred twenty-six thousand, one hundred forty-two".