742372764530 has 32 divisors (see below), whose sum is σ = 1355209833600. Its totient is φ = 292741200640.

The previous prime is 742372764481. The next prime is 742372764559. The reversal of 742372764530 is 35467273247.

It is a super-2 number, since 2×742372764530² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9515621 + ... + 9593319.

It is an arithmetic number, because the mean of its divisors is an integer number (42350307300).

Almost surely, 2^742372764530 is an apocalyptic number.

742372764530 is a deficient number, since it is larger than the sum of its proper divisors (612837069070).

742372764530 is a wasteful number, since it uses less digits than its factorization.

742372764530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91234.

The product of its (nonzero) digits is 5927040, while the sum is 50.

The spelling of 742372764530 in words is "seven hundred forty-two billion, three hundred seventy-two million, seven hundred sixty-four thousand, five hundred thirty".