1361655307042 has 16 divisors (see below), whose sum is σ = 2139777767232. Its totient is φ = 648631918000.

The previous prime is 1361655307003. The next prime is 1361655307057. The reversal of 1361655307042 is 2407035561631.

It is a self number, because there is not a number n which added to its sum of digits gives 1361655307042.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58954993 + ... + 58978084.

It is an arithmetic number, because the mean of its divisors is an integer number (133736110452).

Almost surely, 2^{1361655307042} is an apocalyptic number.

1361655307042 is a deficient number, since it is larger than the sum of its proper divisors (778122460190).

1361655307042 is a wasteful number, since it uses less digits than its factorization.

1361655307042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117933353.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 1361655307042 in words is "one trillion, three hundred sixty-one billion, six hundred fifty-five million, three hundred seven thousand, forty-two".