2661360430142 has 8 divisors (see below), whose sum is σ = 3992056297056. Its totient is φ = 1330674997792.

The previous prime is 2661360430111. The next prime is 2661360430151. The reversal of 2661360430142 is 2410340631662.

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

It is a super-2 number, since 2×2661360430142² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2661360430096 and 2661360430105.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1936358 + ... + 3012009.

It is an arithmetic number, because the mean of its divisors is an integer number (499007037132).

Almost surely, 2^{2661360430142} is an apocalyptic number.

2661360430142 is a deficient number, since it is larger than the sum of its proper divisors (1330695866914).

2661360430142 is a wasteful number, since it uses less digits than its factorization.

2661360430142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5217282.

The product of its (nonzero) digits is 124416, while the sum is 38.

The spelling of 2661360430142 in words is "two trillion, six hundred sixty-one billion, three hundred sixty million, four hundred thirty thousand, one hundred forty-two".