145616016164 has 24 divisors (see below), whose sum is σ = 263201342208. Its totient is φ = 70418365920.

The previous prime is 145616016127. The next prime is 145616016181. The reversal of 145616016164 is 461610616541.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 127127 + ... + 554430.

It is an arithmetic number, because the mean of its divisors is an integer number (10966722592).

Almost surely, 2^145616016164 is an apocalyptic number.

It is an amenable number.

145616016164 is a deficient number, since it is larger than the sum of its proper divisors (117585326044).

145616016164 is a wasteful number, since it uses less digits than its factorization.

145616016164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683315 (or 683313 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The spelling of 145616016164 in words is "one hundred forty-five billion, six hundred sixteen million, sixteen thousand, one hundred sixty-four".