140809400000 has 168 divisors, whose sum is σ = 355200234480. Its totient is φ = 55364480000.

The previous prime is 140809399981. The next prime is 140809400023. The reversal of 140809400000 is 4908041.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11794034 + ... + 11805966.

It is an arithmetic number, because the mean of its divisors is an integer number (2114287110).

Almost surely, 2^140809400000 is an apocalyptic number.

140809400000 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 140809400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (177600117240).

140809400000 is an abundant number, since it is smaller than the sum of its proper divisors (214390834480).

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

140809400000 is an frugal number, since it uses more digits than its factorization.

140809400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12029 (or 11999 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 140809400000 in words is "one hundred forty billion, eight hundred nine million, four hundred thousand".