146642712650 has 24 divisors (see below), whose sum is σ = 311720509920. Its totient is φ = 50277501360.

The previous prime is 146642712647. The next prime is 146642712661. The reversal of 146642712650 is 56217246641.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 209489240 + ... + 209489939.

It is an arithmetic number, because the mean of its divisors is an integer number (12988354580).

Almost surely, 2^146642712650 is an apocalyptic number.

146642712650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146642712650 is an abundant number, since it is smaller than the sum of its proper divisors (165077797270).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146642712650 is a wasteful number, since it uses less digits than its factorization.

146642712650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418979198 (or 418979193 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 44.

The spelling of 146642712650 in words is "one hundred forty-six billion, six hundred forty-two million, seven hundred twelve thousand, six hundred fifty".