1361250404769 has 8 divisors (see below), whose sum is σ = 1815016801120. Its totient is φ = 907492139136.

The previous prime is 1361250404713. The next prime is 1361250404779. The reversal of 1361250404769 is 9674040521631.

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

It is not a de Polignac number, because 1361250404769 - 2⁸ = 1361250404513 is a prime.

It is a super-2 number, since 2×1361250404769² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1361250404779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1630672 + ... + 2319825.

It is an arithmetic number, because the mean of its divisors is an integer number (226877100140).

Almost surely, 2^{1361250404769} is an apocalyptic number.

It is an amenable number.

1361250404769 is a deficient number, since it is larger than the sum of its proper divisors (453766396351).

1361250404769 is a wasteful number, since it uses less digits than its factorization.

1361250404769 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4065359.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 1361250404769 in words is "one trillion, three hundred sixty-one billion, two hundred fifty million, four hundred four thousand, seven hundred sixty-nine".