146140529990 has 32 divisors (see below), whose sum is σ = 323757483840. Its totient is φ = 46251068544.

The previous prime is 146140529981. The next prime is 146140530007. The reversal of 146140529990 is 99925041641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 80296085 + ... + 80297904.

It is an arithmetic number, because the mean of its divisors is an integer number (10117421370).

Almost surely, 2^146140529990 is an apocalyptic number.

146140529990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

146140529990 is an abundant number, since it is smaller than the sum of its proper divisors (177616953850).

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

146140529990 is a wasteful number, since it uses less digits than its factorization.

146140529990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160594016.

The product of its (nonzero) digits is 699840, while the sum is 50.

The spelling of 146140529990 in words is "one hundred forty-six billion, one hundred forty million, five hundred twenty-nine thousand, nine hundred ninety".