140412602155 has 32 divisors (see below), whose sum is σ = 194043479040. Its totient is φ = 95546355840.

The previous prime is 140412602081. The next prime is 140412602159. The reversal of 140412602155 is 551206214041.

It is a happy number.

It is not a de Polignac number, because 140412602155 - 2⁹ = 140412601643 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140412602159) 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, 3028045 + ... + 3074065.

It is an arithmetic number, because the mean of its divisors is an integer number (6063858720).

Almost surely, 2^140412602155 is an apocalyptic number.

140412602155 is a deficient number, since it is larger than the sum of its proper divisors (53630876885).

140412602155 is a wasteful number, since it uses less digits than its factorization.

140412602155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46699.

The product of its (nonzero) digits is 9600, while the sum is 31.

Adding to 140412602155 its reverse (551206214041), we get a palindrome (691618816196).

The spelling of 140412602155 in words is "one hundred forty billion, four hundred twelve million, six hundred two thousand, one hundred fifty-five".