140130440400 has 120 divisors (see below), whose sum is σ = 461016670624. Its totient is φ = 36358156800.

The previous prime is 140130440383. The next prime is 140130440467. The reversal of 140130440400 is 4044031041.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

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, 1533646 + ... + 1622445.

Almost surely, 2^140130440400 is an apocalyptic number.

140130440400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140130440400 is an abundant number, since it is smaller than the sum of its proper divisors (320886230224).

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

140130440400 is a wasteful number, since it uses less digits than its factorization.

140130440400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3156149 (or 3156138 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 140130440400 its reverse (4044031041), we get a palindrome (144174471441).

The spelling of 140130440400 in words is "one hundred forty billion, one hundred thirty million, four hundred forty thousand, four hundred".