2551037952 has 240 divisors, whose sum is σ = 7474021632. Its totient is φ = 770703360.

The previous prime is 2551037933. The next prime is 2551037959. The reversal of 2551037952 is 2597301552.

It is a self number, because there is not a number n which added to its sum of digits gives 2551037952.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2551037959) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35930077 + ... + 35930147.

Almost surely, 2^2551037952 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 2551037952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3737010816).

2551037952 is an abundant number, since it is smaller than the sum of its proper divisors (4922983680).

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

2551037952 is an equidigital number, since it uses as much as digits as its factorization.

2551037952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 39.

The square root of 2551037952 is about 50507.8009024349. The cubic root of 2551037952 is about 1366.3825485397.

The spelling of 2551037952 in words is "two billion, five hundred fifty-one million, thirty-seven thousand, nine hundred fifty-two".