10140402344442 has 32 divisors (see below), whose sum is σ = 21174329784960. Its totient is φ = 3231376473600.

The previous prime is 10140402344407. The next prime is 10140402344453. The reversal of 10140402344442 is 24444320404101.

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, 20151567 + ... + 20648642.

It is an arithmetic number, because the mean of its divisors is an integer number (661697805780).

Almost surely, 2^{10140402344442} is an apocalyptic number.

10140402344442 is an abundant number, since it is smaller than the sum of its proper divisors (11033927440518).

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

10140402344442 is a wasteful number, since it uses less digits than its factorization.

10140402344442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40802038.

The product of its (nonzero) digits is 49152, while the sum is 33.

Adding to 10140402344442 its reverse (24444320404101), we get a palindrome (34584722748543).

The spelling of 10140402344442 in words is "ten trillion, one hundred forty billion, four hundred two million, three hundred forty-four thousand, four hundred forty-two".