72542417740070 has 16 divisors (see below), whose sum is σ = 130585453490448. Its totient is φ = 29014944527520.

The previous prime is 72542417740069. The next prime is 72542417740151. The reversal of 72542417740070 is 7004771424527.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252670421 + ... + 252957360.

It is an arithmetic number, because the mean of its divisors is an integer number (8161590843153).

Almost surely, 2^{72542417740070} is an apocalyptic number.

72542417740070 is a deficient number, since it is larger than the sum of its proper divisors (58043035750378).

72542417740070 is a wasteful number, since it uses less digits than its factorization.

72542417740070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505642135.

The product of its (nonzero) digits is 3073280, while the sum is 50.

The spelling of 72542417740070 in words is "seventy-two trillion, five hundred forty-two billion, four hundred seventeen million, seven hundred forty thousand, seventy".