140253434500 has 48 divisors (see below), whose sum is σ = 306448571520. Its totient is φ = 56076636000.

The previous prime is 140253434479. The next prime is 140253434521. The reversal of 140253434500 is 5434352041.

It is an interprime number because it is at equal distance from previous prime (140253434479) and next prime (140253434521).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1094811 + ... + 1216189.

It is an arithmetic number, because the mean of its divisors is an integer number (6384345240).

Almost surely, 2^140253434500 is an apocalyptic number.

140253434500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

140253434500 is an abundant number, since it is smaller than the sum of its proper divisors (166195137020).

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

140253434500 is a wasteful number, since it uses less digits than its factorization.

140253434500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123709 (or 123697 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 140253434500 its reverse (5434352041), we get a palindrome (145687786541).

The spelling of 140253434500 in words is "one hundred forty billion, two hundred fifty-three million, four hundred thirty-four thousand, five hundred".