140030025530 has 32 divisors (see below), whose sum is σ = 262055952000. Its totient is φ = 53808777792.

The previous prime is 140030025523. The next prime is 140030025607. The reversal of 140030025530 is 35520030041.

It is a junction number, because it is equal to n+sod(n) for n = 140030025496 and 140030025505.

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, 1155512 + ... + 1270931.

It is an arithmetic number, because the mean of its divisors is an integer number (8189248500).

Almost surely, 2^140030025530 is an apocalyptic number.

140030025530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140030025530 is a deficient number, since it is larger than the sum of its proper divisors (122025926470).

140030025530 is a wasteful number, since it uses less digits than its factorization.

140030025530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2426678.

The product of its (nonzero) digits is 1800, while the sum is 23.

Adding to 140030025530 its reverse (35520030041), we get a palindrome (175550055571).

The spelling of 140030025530 in words is "one hundred forty billion, thirty million, twenty-five thousand, five hundred thirty".