2555606046 has 64 divisors (see below), whose sum is σ = 6033512448. Its totient is φ = 706537728.

The previous prime is 2555606023. The next prime is 2555606069. The reversal of 2555606046 is 6406065552.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2555606023) and next prime (2555606069).

It is a super-2 number, since 2×2555606046² = 13062244524703508232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2555605995 and 2555606013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 154635 + ... + 170361.

It is an arithmetic number, because the mean of its divisors is an integer number (94273632).

Almost surely, 2^2555606046 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2555606046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3016756224).

2555606046 is an abundant number, since it is smaller than the sum of its proper divisors (3477906402).

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

2555606046 is a wasteful number, since it uses less digits than its factorization.

2555606046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15865.

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 2555606046 is about 50553.0023440745. The cubic root of 2555606046 is about 1367.1976470829.

The spelling of 2555606046 in words is "two billion, five hundred fifty-five million, six hundred six thousand, forty-six".