161412654090 has 32 divisors (see below), whose sum is σ = 391225925376. Its totient is φ = 42617201600.

The previous prime is 161412654059. The next prime is 161412654101. The reversal of 161412654090 is 90456214161.

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, 26632722 + ... + 26638781.

It is an arithmetic number, because the mean of its divisors is an integer number (12225810168).

Almost surely, 2^161412654090 is an apocalyptic number.

161412654090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

161412654090 is an abundant number, since it is smaller than the sum of its proper divisors (229813271286).

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

161412654090 is a wasteful number, since it uses less digits than its factorization.

161412654090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53271614.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 161412654090 in words is "one hundred sixty-one billion, four hundred twelve million, six hundred fifty-four thousand, ninety".