4572939165550 has 48 divisors (see below), whose sum is σ = 9762482295072. Its totient is φ = 1561135795200.

The previous prime is 4572939165539. The next prime is 4572939165607. The reversal of 4572939165550 is 555619392754.

It is a super-2 number, since 2×4572939165550² (a number of 26 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (61) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27956091 + ... + 28119190.

It is an arithmetic number, because the mean of its divisors is an integer number (203385047814).

Almost surely, 2^{4572939165550} is an apocalyptic number.

4572939165550 is an abundant number, since it is smaller than the sum of its proper divisors (5189543129522).

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

4572939165550 is a wasteful number, since it uses less digits than its factorization.

4572939165550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56075533 (or 56075528 counting only the distinct ones).

The product of its (nonzero) digits is 51030000, while the sum is 61.

The spelling of 4572939165550 in words is "four trillion, five hundred seventy-two billion, nine hundred thirty-nine million, one hundred sixty-five thousand, five hundred fifty".