7572220264420 has 96 divisors (see below), whose sum is σ = 18894527447040. Its totient is φ = 2494366427520.

The previous prime is 7572220264393. The next prime is 7572220264421. The reversal of 7572220264420 is 244620222757.

It is not an unprimeable number, because it can be changed into a prime (7572220264421) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5672824 + ... + 6879343.

It is an arithmetic number, because the mean of its divisors is an integer number (196817994240).

Almost surely, 2^{7572220264420} is an apocalyptic number.

7572220264420 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

7572220264420 is an abundant number, since it is smaller than the sum of its proper divisors (11322307182620).

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

7572220264420 is a wasteful number, since it uses less digits than its factorization.

7572220264420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12552353 (or 12552351 counting only the distinct ones).

The product of its (nonzero) digits is 752640, while the sum is 43.

The spelling of 7572220264420 in words is "seven trillion, five hundred seventy-two billion, two hundred twenty million, two hundred sixty-four thousand, four hundred twenty".