2765998080648 has 96 divisors (see below), whose sum is σ = 8173340884800. Its totient is φ = 838071100800.

The previous prime is 2765998080623. The next prime is 2765998080649. The reversal of 2765998080648 is 8460808995672.

2765998080648 is a `hidden beast` number, since 27 + 6 + 599 + 8 + 0 + 8 + 0 + 6 + 4 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is not an unprimeable number, because it can be changed into a prime (2765998080649) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5905293 + ... + 6356451.

It is an arithmetic number, because the mean of its divisors is an integer number (85138967550).

Almost surely, 2^{2765998080648} is an apocalyptic number.

It is an amenable number.

2765998080648 is an abundant number, since it is smaller than the sum of its proper divisors (5407342804152).

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

2765998080648 is a wasteful number, since it uses less digits than its factorization.

2765998080648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458923 (or 458916 counting only the distinct ones).

The product of its (nonzero) digits is 418037760, while the sum is 72.

The spelling of 2765998080648 in words is "two trillion, seven hundred sixty-five billion, nine hundred ninety-eight million, eighty thousand, six hundred forty-eight".