10140043655542 has 8 divisors (see below), whose sum is σ = 15216535105632. Its totient is φ = 5067865287000.

The previous prime is 10140043655449. The next prime is 10140043655543. The reversal of 10140043655542 is 24555634004101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 10140043655495 and 10140043655504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10140043655543) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1078264509 + ... + 1078273912.

It is an arithmetic number, because the mean of its divisors is an integer number (1902066888204).

Almost surely, 2^{10140043655542} is an apocalyptic number.

10140043655542 is a deficient number, since it is larger than the sum of its proper divisors (5076491450090).

10140043655542 is a wasteful number, since it uses less digits than its factorization.

10140043655542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2156540774.

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 10140043655542 its reverse (24555634004101), we get a palindrome (34695677659643).

The spelling of 10140043655542 in words is "ten trillion, one hundred forty billion, forty-three million, six hundred fifty-five thousand, five hundred forty-two".