1361211746736 has 20 divisors (see below), whose sum is σ = 3516463679192. Its totient is φ = 453737248896.

The previous prime is 1361211746717. The next prime is 1361211746749. The reversal of 1361211746736 is 6376471121631.

It is a Harshad number since it is a multiple of its sum of digits (48), and also a Moran number because the ratio is a prime number: 28358578057 = 1361211746736 / (1 + 3 + 6 + 1 + 2 + 1 + 1 + 7 + 4 + 6 + 7 + 3 + 6).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14179288981 + ... + 14179289076.

Almost surely, 2^{1361211746736} is an apocalyptic number.

1361211746736 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1361211746736 is an abundant number, since it is smaller than the sum of its proper divisors (2155251932456).

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

1361211746736 is a wasteful number, since it uses less digits than its factorization.

1361211746736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28358578068 (or 28358578062 counting only the distinct ones).

The product of its digits is 762048, while the sum is 48.

The spelling of 1361211746736 in words is "one trillion, three hundred sixty-one billion, two hundred eleven million, seven hundred forty-six thousand, seven hundred thirty-six".