742945996572 has 48 divisors (see below), whose sum is σ = 1931265467040. Its totient is φ = 220716050688.

The previous prime is 742945996571. The next prime is 742945996607. The reversal of 742945996572 is 275699549247.

It is a junction number, because it is equal to n+sod(n) for n = 742945996497 and 742945996506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742945996571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82107103 + ... + 82116150.

It is an arithmetic number, because the mean of its divisors is an integer number (40234697230).

Almost surely, 2^742945996572 is an apocalyptic number.

It is an amenable number.

742945996572 is an abundant number, since it is smaller than the sum of its proper divisors (1188319470468).

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

742945996572 is a wasteful number, since it uses less digits than its factorization.

742945996572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164223302 (or 164223300 counting only the distinct ones).

The product of its digits is 342921600, while the sum is 69.

The spelling of 742945996572 in words is "seven hundred forty-two billion, nine hundred forty-five million, nine hundred ninety-six thousand, five hundred seventy-two".