140403140300 has 72 divisors (see below), whose sum is σ = 308528659152. Its totient is φ = 55451680000.

The previous prime is 140403140299. The next prime is 140403140321. The reversal of 140403140300 is 3041304041.

It is a happy number.

It is a super-2 number, since 2×140403140300² (a number of 23 digits) contains 22 as substring.

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 23 ways as a sum of consecutive naturals, for example, 17766350 + ... + 17774250.

It is an arithmetic number, because the mean of its divisors is an integer number (4285120266).

Almost surely, 2^140403140300 is an apocalyptic number.

140403140300 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 140403140300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154264329576).

140403140300 is an abundant number, since it is smaller than the sum of its proper divisors (168125518852).

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

140403140300 is a wasteful number, since it uses less digits than its factorization.

140403140300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10139 (or 10132 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 140403140300 its reverse (3041304041), we get a palindrome (143444444341).

The spelling of 140403140300 in words is "one hundred forty billion, four hundred three million, one hundred forty thousand, three hundred".