140991796950 has 24 divisors (see below), whose sum is σ = 349659656808. Its totient is φ = 37597812480.

The previous prime is 140991796931. The next prime is 140991796951. The reversal of 140991796950 is 59697199041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140991796951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 469972507 + ... + 469972806.

It is an arithmetic number, because the mean of its divisors is an integer number (14569152367).

Almost surely, 2^140991796950 is an apocalyptic number.

140991796950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140991796950 is an abundant number, since it is smaller than the sum of its proper divisors (208667859858).

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

140991796950 is a wasteful number, since it uses less digits than its factorization.

140991796950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 939945328 (or 939945323 counting only the distinct ones).

The product of its (nonzero) digits is 5511240, while the sum is 60.

The spelling of 140991796950 in words is "one hundred forty billion, nine hundred ninety-one million, seven hundred ninety-six thousand, nine hundred fifty".