140401015002 has 48 divisors (see below), whose sum is σ = 311764602240. Its totient is φ = 45651168576.

The previous prime is 140401014997. The next prime is 140401015003. The reversal of 140401015002 is 200510104041.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (140401015003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 476763 + ... + 712814.

It is an arithmetic number, because the mean of its divisors is an integer number (6495095880).

Almost surely, 2^140401015002 is an apocalyptic number.

140401015002 is an abundant number, since it is smaller than the sum of its proper divisors (171363587238).

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

140401015002 is a wasteful number, since it uses less digits than its factorization.

140401015002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189747 (or 1189744 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 140401015002 its reverse (200510104041), we get a palindrome (340911119043).

The spelling of 140401015002 in words is "one hundred forty billion, four hundred one million, fifteen thousand, two".