140821473400 has 24 divisors (see below), whose sum is σ = 327409926120. Its totient is φ = 56328589280.

The previous prime is 140821473383. The next prime is 140821473409. The reversal of 140821473400 is 4374128041.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140821473409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 352053484 + ... + 352053883.

It is an arithmetic number, because the mean of its divisors is an integer number (13642080255).

Almost surely, 2^140821473400 is an apocalyptic number.

140821473400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140821473400 is an abundant number, since it is smaller than the sum of its proper divisors (186588452720).

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

140821473400 is a wasteful number, since it uses less digits than its factorization.

140821473400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704107383 (or 704107374 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The spelling of 140821473400 in words is "one hundred forty billion, eight hundred twenty-one million, four hundred seventy-three thousand, four hundred".