2161373060552 has 64 divisors (see below), whose sum is σ = 4200446678400. Its totient is φ = 1042101998080.

The previous prime is 2161373060543. The next prime is 2161373060569. The reversal of 2161373060552 is 2550603731612.

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, 6130427 + ... + 6473397.

It is an arithmetic number, because the mean of its divisors is an integer number (65631979350).

Almost surely, 2^{2161373060552} is an apocalyptic number.

It is an amenable number.

2161373060552 is a deficient number, since it is larger than the sum of its proper divisors (2039073617848).

2161373060552 is a wasteful number, since it uses less digits than its factorization.

2161373060552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343286 (or 343282 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 2161373060552 in words is "two trillion, one hundred sixty-one billion, three hundred seventy-three million, sixty thousand, five hundred fifty-two".