2465761638 has 32 divisors (see below), whose sum is σ = 5116262400. Its totient is φ = 791398080.

The previous prime is 2465761619. The next prime is 2465761657. The reversal of 2465761638 is 8361675642.

It is an interprime number because it is at equal distance from previous prime (2465761619) and next prime (2465761657).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3706 + ... + 70322.

It is an arithmetic number, because the mean of its divisors is an integer number (159883200).

Almost surely, 2^2465761638 is an apocalyptic number.

2465761638 is an abundant number, since it is smaller than the sum of its proper divisors (2650500762).

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

2465761638 is a wasteful number, since it uses less digits than its factorization.

2465761638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66852.

The product of its digits is 1451520, while the sum is 48.

The square root of 2465761638 is about 49656.4360179020. The cubic root of 2465761638 is about 1350.9844923062.

The spelling of 2465761638 in words is "two billion, four hundred sixty-five million, seven hundred sixty-one thousand, six hundred thirty-eight".