2554772636 has 24 divisors (see below), whose sum is σ = 4819534944. Its totient is φ = 1177957440.

The previous prime is 2554772617. The next prime is 2554772641. The reversal of 2554772636 is 6362774552.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29786 + ... + 77438.

It is an arithmetic number, because the mean of its divisors is an integer number (200813956).

Almost surely, 2^2554772636 is an apocalyptic number.

2554772636 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2554772636 is a deficient number, since it is larger than the sum of its proper divisors (2264762308).

2554772636 is a wasteful number, since it uses less digits than its factorization.

2554772636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48701 (or 48699 counting only the distinct ones).

The product of its digits is 2116800, while the sum is 47.

The square root of 2554772636 is about 50544.7587391611. The cubic root of 2554772636 is about 1367.0490117490.

The spelling of 2554772636 in words is "two billion, five hundred fifty-four million, seven hundred seventy-two thousand, six hundred thirty-six".