9428572270780 has 24 divisors (see below), whose sum is σ = 21323078828352. Its totient is φ = 3481318992192.

The previous prime is 9428572270753. The next prime is 9428572270781. The reversal of 9428572270780 is 870722758249.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9428572270781) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18131869492 + ... + 18131870011.

It is an arithmetic number, because the mean of its divisors is an integer number (888461617848).

Almost surely, 2^{9428572270780} is an apocalyptic number.

It is an amenable number.

9428572270780 is an abundant number, since it is smaller than the sum of its proper divisors (11894506557572).

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

9428572270780 is a wasteful number, since it uses less digits than its factorization.

9428572270780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36263739525 (or 36263739523 counting only the distinct ones).

The product of its (nonzero) digits is 31610880, while the sum is 61.

The spelling of 9428572270780 in words is "nine trillion, four hundred twenty-eight billion, five hundred seventy-two million, two hundred seventy thousand, seven hundred eighty".