146178741980 has 24 divisors (see below), whose sum is σ = 310140056688. Its totient is φ = 57868697088.

The previous prime is 146178741913. The next prime is 146178741997. The reversal of 146178741980 is 89147871641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37672994 + ... + 37676873.

It is an arithmetic number, because the mean of its divisors is an integer number (12922502362).

Almost surely, 2^146178741980 is an apocalyptic number.

146178741980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

146178741980 is an abundant number, since it is smaller than the sum of its proper divisors (163961314708).

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

146178741980 is a wasteful number, since it uses less digits than its factorization.

146178741980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75349973 (or 75349971 counting only the distinct ones).

The product of its (nonzero) digits is 2709504, while the sum is 56.

The spelling of 146178741980 in words is "one hundred forty-six billion, one hundred seventy-eight million, seven hundred forty-one thousand, nine hundred eighty".