72426341727570 has 32 divisors (see below), whose sum is σ = 173829255026112. Its totient is φ = 19313020585152.

The previous prime is 72426341727569. The next prime is 72426341727589. The reversal of 72426341727570 is 7572714362427.

It is a self number, because there is not a number n which added to its sum of digits gives 72426341727570.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41030092 + ... + 42758871.

It is an arithmetic number, because the mean of its divisors is an integer number (5432164219566).

Almost surely, 2^{72426341727570} is an apocalyptic number.

72426341727570 is an abundant number, since it is smaller than the sum of its proper divisors (101402913298542).

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

72426341727570 is a wasteful number, since it uses less digits than its factorization.

72426341727570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83817786.

The product of its (nonzero) digits is 27659520, while the sum is 57.

The spelling of 72426341727570 in words is "seventy-two trillion, four hundred twenty-six billion, three hundred forty-one million, seven hundred twenty-seven thousand, five hundred seventy".