6554158772 has 12 divisors (see below), whose sum is σ = 13108317600. Its totient is φ = 2808925176.

The previous prime is 6554158763. The next prime is 6554158777. The reversal of 6554158772 is 2778514556.

6554158772 is an admirable number.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 6554158772.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6554158777) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117038522 + ... + 117038577.

It is an arithmetic number, because the mean of its divisors is an integer number (1092359800).

Almost surely, 2^6554158772 is an apocalyptic number.

It is an amenable number.

6554158772 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

6554158772 is a wasteful number, since it uses less digits than its factorization.

6554158772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234077110 (or 234077108 counting only the distinct ones).

The product of its digits is 2352000, while the sum is 50.

The square root of 6554158772 is about 80957.7591834161. The cubic root of 6554158772 is about 1871.4245364669.

The spelling of 6554158772 in words is "six billion, five hundred fifty-four million, one hundred fifty-eight thousand, seven hundred seventy-two".