2655390477 has 8 divisors (see below), whose sum is σ = 3549440416. Its totient is φ = 1765800432.

The previous prime is 2655390469. The next prime is 2655390499. The reversal of 2655390477 is 7740935562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2655390477 - 2³ = 2655390469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2655390407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1113583 + ... + 1115964.

It is an arithmetic number, because the mean of its divisors is an integer number (443680052).

Almost surely, 2^2655390477 is an apocalyptic number.

It is an amenable number.

2655390477 is a deficient number, since it is larger than the sum of its proper divisors (894049939).

2655390477 is a wasteful number, since it uses less digits than its factorization.

2655390477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2229947.

The product of its (nonzero) digits is 1587600, while the sum is 48.

The square root of 2655390477 is about 51530.4810476285. The cubic root of 2655390477 is about 1384.7651688206.

The spelling of 2655390477 in words is "two billion, six hundred fifty-five million, three hundred ninety thousand, four hundred seventy-seven".