166373562152540 has 96 divisors (see below), whose sum is σ = 370371087152640. Its totient is φ = 62561215512576.

The previous prime is 166373562152507. The next prime is 166373562152561. The reversal of 166373562152540 is 45251265373661.

166373562152540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 1033725914 + ... + 1033886846.

It is an arithmetic number, because the mean of its divisors is an integer number (3858032157840).

Almost surely, 2^{166373562152540} is an apocalyptic number.

166373562152540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

166373562152540 is an abundant number, since it is smaller than the sum of its proper divisors (203997525000100).

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

166373562152540 is a wasteful number, since it uses less digits than its factorization.

166373562152540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164511 (or 164509 counting only the distinct ones).

The product of its (nonzero) digits is 27216000, while the sum is 56.

The spelling of 166373562152540 in words is "one hundred sixty-six trillion, three hundred seventy-three billion, five hundred sixty-two million, one hundred fifty-two thousand, five hundred forty".