2553651536 has 40 divisors (see below), whose sum is σ = 5114339328. Its totient is φ = 1233936000.

The previous prime is 2553651523. The next prime is 2553651553. The reversal of 2553651536 is 6351563552.

It is a super-2 number, since 2×2553651536² = 13042272334630318592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2553651493 and 2553651502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404081 + ... + 410351.

Almost surely, 2^2553651536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2553651536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2557169664).

2553651536 is an abundant number, since it is smaller than the sum of its proper divisors (2560687792).

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

2553651536 is a wasteful number, since it uses less digits than its factorization.

2553651536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7131 (or 7125 counting only the distinct ones).

The product of its digits is 405000, while the sum is 41.

The square root of 2553651536 is about 50533.6673515786. The cubic root of 2553651536 is about 1366.8490170591.

The spelling of 2553651536 in words is "two billion, five hundred fifty-three million, six hundred fifty-one thousand, five hundred thirty-six".