2616364635240 has 128 divisors (see below), whose sum is σ = 7915209523200. Its totient is φ = 691832551680.

The previous prime is 2616364635221. The next prime is 2616364635253. The reversal of 2616364635240 is 425364636162.

It is a self number, because there is not a number n which added to its sum of digits gives 2616364635240.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13632345 + ... + 13822935.

It is an arithmetic number, because the mean of its divisors is an integer number (61837574400).

Almost surely, 2^{2616364635240} is an apocalyptic number.

2616364635240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2616364635240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3957604761600).

2616364635240 is an abundant number, since it is smaller than the sum of its proper divisors (5298844887960).

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

2616364635240 is a wasteful number, since it uses less digits than its factorization.

2616364635240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191567 (or 191563 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 2616364635240 in words is "two trillion, six hundred sixteen billion, three hundred sixty-four million, six hundred thirty-five thousand, two hundred forty".