6738977553 has 64 divisors (see below), whose sum is σ = 11428687872. Its totient is φ = 3430702080.

The previous prime is 6738977519. The next prime is 6738977611. The reversal of 6738977553 is 3557798376.

It is not a de Polignac number, because 6738977553 - 2⁶ = 6738977489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6738977503) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2814925 + ... + 2817317.

It is an arithmetic number, because the mean of its divisors is an integer number (178573248).

Almost surely, 2^6738977553 is an apocalyptic number.

It is an amenable number.

6738977553 is a deficient number, since it is larger than the sum of its proper divisors (4689710319).

6738977553 is a wasteful number, since it uses less digits than its factorization.

6738977553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2654.

The product of its digits is 33339600, while the sum is 60.

The square root of 6738977553 is about 82091.2757423102. The cubic root of 6738977553 is about 1888.8523171360.

The spelling of 6738977553 in words is "six billion, seven hundred thirty-eight million, nine hundred seventy-seven thousand, five hundred fifty-three".