7922780058 has 32 divisors (see below), whose sum is σ = 16259709312. Its totient is φ = 2572121600.

The previous prime is 7922780003. The next prime is 7922780059. The reversal of 7922780058 is 8500872297.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 7922779989 and 7922780016.

It is not an unprimeable number, because it can be changed into a prime (7922780059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 118723 + ... + 173033.

It is an arithmetic number, because the mean of its divisors is an integer number (508115916).

Almost surely, 2^7922780058 is an apocalyptic number.

7922780058 is an abundant number, since it is smaller than the sum of its proper divisors (8336929254).

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

7922780058 is a wasteful number, since it uses less digits than its factorization.

7922780058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54950.

The product of its (nonzero) digits is 564480, while the sum is 48.

The square root of 7922780058 is about 89009.9997640715. Note that the first 3 decimals coincide. The cubic root of 7922780058 is about 1993.5441885041.

The spelling of 7922780058 in words is "seven billion, nine hundred twenty-two million, seven hundred eighty thousand, fifty-eight".