2537742976 has 64 divisors (see below), whose sum is σ = 5226902280. Its totient is φ = 1226354688.

The previous prime is 2537742971. The next prime is 2537743001. The reversal of 2537742976 is 6792477352.

It can be written as a sum of positive squares in 4 ways, for example, as 2537741376 + 1600 = 50376^2 + 40^2 .

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (2537742971) 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, 741846 + ... + 745258.

Almost surely, 2^2537742976 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 2537742976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2613451140).

2537742976 is an abundant number, since it is smaller than the sum of its proper divisors (2689159304).

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

2537742976 is a wasteful number, since it uses less digits than its factorization.

2537742976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3621 (or 3609 counting only the distinct ones).

The product of its digits is 4445280, while the sum is 52.

The square root of 2537742976 is about 50376.0158805755. The cubic root of 2537742976 is about 1364.0047356383.

The spelling of 2537742976 in words is "two billion, five hundred thirty-seven million, seven hundred forty-two thousand, nine hundred seventy-six".