161460629427 has 16 divisors (see below), whose sum is σ = 219891409920. Its totient is φ = 105335762112.

The previous prime is 161460629381. The next prime is 161460629461. The reversal of 161460629427 is 724926064161.

It is a happy number.

It is not a de Polignac number, because 161460629427 - 2⁷ = 161460629299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (161460629497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1007274 + ... + 1156512.

It is an arithmetic number, because the mean of its divisors is an integer number (13743213120).

Almost surely, 2^161460629427 is an apocalyptic number.

161460629427 is a deficient number, since it is larger than the sum of its proper divisors (58430780493).

161460629427 is a wasteful number, since it uses less digits than its factorization.

161460629427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156962.

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 161460629427 in words is "one hundred sixty-one billion, four hundred sixty million, six hundred twenty-nine thousand, four hundred twenty-seven".