2554660650 has 48 divisors (see below), whose sum is σ = 6342076224. Its totient is φ = 680542080.

The previous prime is 2554660627. The next prime is 2554660651. The reversal of 2554660650 is 560664552.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2554660599 and 2554660608.

It is not an unprimeable number, because it can be changed into a prime (2554660651) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 146707 + ... + 163193.

It is an arithmetic number, because the mean of its divisors is an integer number (132126588).

Almost surely, 2^2554660650 is an apocalyptic number.

2554660650 is an abundant number, since it is smaller than the sum of its proper divisors (3787415574).

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

2554660650 is a wasteful number, since it uses less digits than its factorization.

2554660650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17535 (or 17530 counting only the distinct ones).

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

The square root of 2554660650 is about 50543.6509365914. The cubic root of 2554660650 is about 1367.0290370312.

The spelling of 2554660650 in words is "two billion, five hundred fifty-four million, six hundred sixty thousand, six hundred fifty".