140034434280 has 384 divisors, whose sum is σ = 469364958720. Its totient is φ = 33383301120.

The previous prime is 140034434273. The next prime is 140034434299. The reversal of 140034434280 is 82434430041.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 323404944 + ... + 323405376.

It is an arithmetic number, because the mean of its divisors is an integer number (1222304580).

Almost surely, 2^140034434280 is an apocalyptic number.

140034434280 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 140034434280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (234682479360).

140034434280 is an abundant number, since it is smaller than the sum of its proper divisors (329330524440).

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

140034434280 is a wasteful number, since it uses less digits than its factorization.

140034434280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941 (or 924 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 33.

The spelling of 140034434280 in words is "one hundred forty billion, thirty-four million, four hundred thirty-four thousand, two hundred eighty".