140406101625 has 32 divisors (see below), whose sum is σ = 233660044800. Its totient is φ = 74875468800.

The previous prime is 140406101623. The next prime is 140406101659. The reversal of 140406101625 is 526101604041.

It is not a de Polignac number, because 140406101625 - 2¹ = 140406101623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 140406101592 and 140406101601.

It is not an unprimeable number, because it can be changed into a prime (140406101623) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6498841 + ... + 6520409.

It is an arithmetic number, because the mean of its divisors is an integer number (7301876400).

Almost surely, 2^140406101625 is an apocalyptic number.

140406101625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140406101625 is a deficient number, since it is larger than the sum of its proper divisors (93253943175).

140406101625 is a wasteful number, since it uses less digits than its factorization.

140406101625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38946 (or 38936 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

Adding to 140406101625 its reverse (526101604041), we get a palindrome (666507705666).

The spelling of 140406101625 in words is "one hundred forty billion, four hundred six million, one hundred one thousand, six hundred twenty-five".