161545051412760 has 32 divisors (see below), whose sum is σ = 484635154238640. Its totient is φ = 43078680376704.

The previous prime is 161545051412663. The next prime is 161545051412813. The reversal of 161545051412760 is 67214150545161.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673104380767 + ... + 673104381006.

Almost surely, 2^{161545051412760} is an apocalyptic number.

161545051412760 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

161545051412760 is an abundant number, since it is smaller than the sum of its proper divisors (323090102825880).

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

161545051412760 is a wasteful number, since it uses less digits than its factorization.

161545051412760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346208761787 (or 1346208761783 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 48.

The spelling of 161545051412760 in words is "one hundred sixty-one trillion, five hundred forty-five billion, fifty-one million, four hundred twelve thousand, seven hundred sixty".