445142762694 has 48 divisors (see below), whose sum is σ = 1102301460000. Its totient is φ = 127178663040.

The previous prime is 445142762671. The next prime is 445142762699. The reversal of 445142762694 is 496267241544.

445142762694 is a `hidden beast` number, since 4 + 4 + 5 + 1 + 4 + 2 + 7 + 626 + 9 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 445142762694.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445142762699) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4200034 + ... + 4304714.

It is an arithmetic number, because the mean of its divisors is an integer number (22964613750).

Almost surely, 2^445142762694 is an apocalyptic number.

445142762694 is an abundant number, since it is smaller than the sum of its proper divisors (657158697306).

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

445142762694 is a wasteful number, since it uses less digits than its factorization.

445142762694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138445 (or 138442 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 54.

The spelling of 445142762694 in words is "four hundred forty-five billion, one hundred forty-two million, seven hundred sixty-two thousand, six hundred ninety-four".