140125631280 has 160 divisors (see below), whose sum is σ = 451335844800. Its totient is φ = 35920367616.

The previous prime is 140125631279. The next prime is 140125631291. The reversal of 140125631280 is 82136521041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1549882 + ... + 1637798.

It is an arithmetic number, because the mean of its divisors is an integer number (2820849030).

Almost surely, 2^140125631280 is an apocalyptic number.

140125631280 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 140125631280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (225667922400).

140125631280 is an abundant number, since it is smaller than the sum of its proper divisors (311210213520).

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

140125631280 is a wasteful number, since it uses less digits than its factorization.

140125631280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88191 (or 88185 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The spelling of 140125631280 in words is "one hundred forty billion, one hundred twenty-five million, six hundred thirty-one thousand, two hundred eighty".