140500452400 has 240 divisors, whose sum is σ = 427982964480. Its totient is φ = 43049548800.

The previous prime is 140500452373. The next prime is 140500452401. The reversal of 140500452400 is 4254005041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (140500452401) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1778542 + ... + 1855858.

It is an arithmetic number, because the mean of its divisors is an integer number (1783262352).

Almost surely, 2^140500452400 is an apocalyptic number.

140500452400 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 140500452400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213991482240).

140500452400 is an abundant number, since it is smaller than the sum of its proper divisors (287482512080).

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

140500452400 is a wasteful number, since it uses less digits than its factorization.

140500452400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77412 (or 77401 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

Adding to 140500452400 its reverse (4254005041), we get a palindrome (144754457441).

It can be divided in two parts, 140500 and 452400, that added together give a square (592900 = 770²).

The spelling of 140500452400 in words is "one hundred forty billion, five hundred million, four hundred fifty-two thousand, four hundred".