2377567661672 has 128 divisors (see below), whose sum is σ = 5392590336000. Its totient is φ = 960001217280.

The previous prime is 2377567661657. The next prime is 2377567661717. The reversal of 2377567661672 is 2761667657732.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2377567661599 and 2377567661608.

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, 202668047 + ... + 202679777.

It is an arithmetic number, because the mean of its divisors is an integer number (42129612000).

Almost surely, 2^{2377567661672} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2377567661672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2696295168000).

2377567661672 is an abundant number, since it is smaller than the sum of its proper divisors (3015022674328).

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

2377567661672 is a wasteful number, since it uses less digits than its factorization.

2377567661672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12799 (or 12795 counting only the distinct ones).

The product of its digits is 186701760, while the sum is 65.

The spelling of 2377567661672 in words is "two trillion, three hundred seventy-seven billion, five hundred sixty-seven million, six hundred sixty-one thousand, six hundred seventy-two".