2498309761 has 4 divisors (see below), whose sum is σ = 2556410032. Its totient is φ = 2440209492.

The previous prime is 2498309743. The next prime is 2498309767. The reversal of 2498309761 is 1679038942.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2498309761 - 2⁷ = 2498309633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2498309767) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29050071 + ... + 29050156.

It is an arithmetic number, because the mean of its divisors is an integer number (639102508).

Almost surely, 2^2498309761 is an apocalyptic number.

It is an amenable number.

2498309761 is a deficient number, since it is larger than the sum of its proper divisors (58100271).

2498309761 is an equidigital number, since it uses as much as digits as its factorization.

2498309761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58100270.

The product of its (nonzero) digits is 653184, while the sum is 49.

The square root of 2498309761 is about 49983.0947521259. The cubic root of 2498309761 is about 1356.9028717051.

The spelling of 2498309761 in words is "two billion, four hundred ninety-eight million, three hundred nine thousand, seven hundred sixty-one".