146891072044 has 12 divisors (see below), whose sum is σ = 258134940000. Its totient is φ = 73138232048.

The previous prime is 146891072017. The next prime is 146891072051. The reversal of 146891072044 is 440270198641.

It is a junction number, because it is equal to n+sod(n) for n = 146891071985 and 146891072003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76824919 + ... + 76826830.

It is an arithmetic number, because the mean of its divisors is an integer number (21511245000).

Almost surely, 2^146891072044 is an apocalyptic number.

It is an amenable number.

146891072044 is a deficient number, since it is larger than the sum of its proper divisors (111243867956).

146891072044 is a wasteful number, since it uses less digits than its factorization.

146891072044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153651992 (or 153651990 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 146891072044 in words is "one hundred forty-six billion, eight hundred ninety-one million, seventy-two thousand, forty-four".