140124400400 has 60 divisors (see below), whose sum is σ = 336933626832. Its totient is φ = 56002350720.

The previous prime is 140124400393. The next prime is 140124400421. The reversal of 140124400400 is 4004421041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 327239 + ... + 622361.

Almost surely, 2^140124400400 is an apocalyptic number.

140124400400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140124400400 is an abundant number, since it is smaller than the sum of its proper divisors (196809226432).

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

140124400400 is a wasteful number, since it uses less digits than its factorization.

140124400400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 296328 (or 296317 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 140124400400 its reverse (4004421041), we get a palindrome (144128821441).

The spelling of 140124400400 in words is "one hundred forty billion, one hundred twenty-four million, four hundred thousand, four hundred".