2655006403 has 8 divisors (see below), whose sum is σ = 3166219008. Its totient is φ = 2176775304.

The previous prime is 2655006391. The next prime is 2655006421. The reversal of 2655006403 is 3046005562.

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

It is a cyclic number.

It is not a de Polignac number, because 2655006403 - 2⁵ = 2655006371 is a prime.

It is a super-3 number, since 3×2655006403³ (a number of 29 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (2655006443) 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, 8245201 + ... + 8245522.

It is an arithmetic number, because the mean of its divisors is an integer number (395777376).

Almost surely, 2^2655006403 is an apocalyptic number.

2655006403 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2655006403 is a deficient number, since it is larger than the sum of its proper divisors (511212605).

2655006403 is a wasteful number, since it uses less digits than its factorization.

2655006403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16490753.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 2655006403 is about 51526.7542447610. The cubic root of 2655006403 is about 1384.6984017486.

The spelling of 2655006403 in words is "two billion, six hundred fifty-five million, six thousand, four hundred three".