146645570132 has 6 divisors (see below), whose sum is σ = 256629747738. Its totient is φ = 73322785064.

The previous prime is 146645570117. The next prime is 146645570191. The reversal of 146645570132 is 231075546641.

It can be written as a sum of positive squares in only one way, i.e., 129359631556 + 17285938576 = 359666^2 + 131476^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18330696263 + ... + 18330696270.

It is an arithmetic number, because the mean of its divisors is an integer number (42771624623).

Almost surely, 2^146645570132 is an apocalyptic number.

It is an amenable number.

146645570132 is a deficient number, since it is larger than the sum of its proper divisors (109984177606).

146645570132 is a wasteful number, since it uses less digits than its factorization.

146645570132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36661392537 (or 36661392535 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 44.

The spelling of 146645570132 in words is "one hundred forty-six billion, six hundred forty-five million, five hundred seventy thousand, one hundred thirty-two".