140131012164 has 192 divisors, whose sum is σ = 396981623808. Its totient is φ = 37904832000.

The previous prime is 140131012097. The next prime is 140131012171. The reversal of 140131012164 is 461210131041.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7443187 + ... + 7461989.

It is an arithmetic number, because the mean of its divisors is an integer number (2067612624).

Almost surely, 2^140131012164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140131012164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (198490811904).

140131012164 is an abundant number, since it is smaller than the sum of its proper divisors (256850611644).

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

140131012164 is a wasteful number, since it uses less digits than its factorization.

140131012164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18978 (or 18976 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 140131012164 in words is "one hundred forty billion, one hundred thirty-one million, twelve thousand, one hundred sixty-four".