140992343440 has 80 divisors (see below), whose sum is σ = 353099275200. Its totient is φ = 52047484416.

The previous prime is 140992343419. The next prime is 140992343467. The reversal of 140992343440 is 44343299041.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×140992343440² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 5998431 + ... + 6021889.

It is an arithmetic number, because the mean of its divisors is an integer number (4413740940).

Almost surely, 2^140992343440 is an apocalyptic number.

140992343440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140992343440 is an abundant number, since it is smaller than the sum of its proper divisors (212106931760).

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

140992343440 is a wasteful number, since it uses less digits than its factorization.

140992343440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29264 (or 29258 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 43.

The spelling of 140992343440 in words is "one hundred forty billion, nine hundred ninety-two million, three hundred forty-three thousand, four hundred forty".