2640542577362 has 8 divisors (see below), whose sum is σ = 3960879062256. Its totient is φ = 1320249556612.

The previous prime is 2640542577341. The next prime is 2640542577383. The reversal of 2640542577362 is 2637752450462.

It is an interprime number because it is at equal distance from previous prime (2640542577341) and next prime (2640542577383).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10713728 + ... + 10957419.

It is an arithmetic number, because the mean of its divisors is an integer number (495109882782).

Almost surely, 2^{2640542577362} is an apocalyptic number.

2640542577362 is a deficient number, since it is larger than the sum of its proper divisors (1320336484894).

2640542577362 is a wasteful number, since it uses less digits than its factorization.

2640542577362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21732072.

The product of its (nonzero) digits is 16934400, while the sum is 53.

The spelling of 2640542577362 in words is "two trillion, six hundred forty billion, five hundred forty-two million, five hundred seventy-seven thousand, three hundred sixty-two".