1984269360136 has 48 divisors (see below), whose sum is σ = 4477173590700. Its totient is φ = 821076971904.

The previous prime is 1984269360131. The next prime is 1984269360149. The reversal of 1984269360136 is 6310639624891.

It can be written as a sum of positive squares in 2 ways, for example, as 1829781057636 + 154488302500 = 1352694^2 + 393050^2 .

It is a Harshad number since it is a multiple of its sum of digits (58).

It is not an unprimeable number, because it can be changed into a prime (1984269360131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 87262971 + ... + 87285706.

Almost surely, 2^{1984269360136} is an apocalyptic number.

It is an amenable number.

1984269360136 is an abundant number, since it is smaller than the sum of its proper divisors (2492904230564).

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

1984269360136 is a wasteful number, since it uses less digits than its factorization.

1984269360136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174548726 (or 174548715 counting only the distinct ones).

The product of its (nonzero) digits is 10077696, while the sum is 58.

The spelling of 1984269360136 in words is "one trillion, nine hundred eighty-four billion, two hundred sixty-nine million, three hundred sixty thousand, one hundred thirty-six".