145658984164 has 12 divisors (see below), whose sum is σ = 257531091244. Its totient is φ = 72078672384.

The previous prime is 145658984083. The next prime is 145658984221. The reversal of 145658984164 is 461489856541.

It can be written as a sum of positive squares in 2 ways, for example, as 62996984064 + 82662000100 = 250992^2 + 287510^2 .

It is a hoax number, since the sum of its digits (61) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187704489 + ... + 187705264.

Almost surely, 2^145658984164 is an apocalyptic number.

It is an amenable number.

145658984164 is a deficient number, since it is larger than the sum of its proper divisors (111872107080).

145658984164 is a wasteful number, since it uses less digits than its factorization.

145658984164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375409854 (or 375409852 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 61.

The spelling of 145658984164 in words is "one hundred forty-five billion, six hundred fifty-eight million, nine hundred eighty-four thousand, one hundred sixty-four".