1936406614644 has 18 divisors (see below), whose sum is σ = 4894805609330. Its totient is φ = 645468871536.

The previous prime is 1936406614631. The next prime is 1936406614661. The reversal of 1936406614644 is 4464166046391.

1936406614644 is a `hidden beast` number, since 1 + 93 + 6 + 406 + 6 + 146 + 4 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1924740022500 + 11666592144 = 1387350^2 + 108012^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26894536279 + ... + 26894536350.

Almost surely, 2^{1936406614644} is an apocalyptic number.

It is an amenable number.

1936406614644 is an abundant number, since it is smaller than the sum of its proper divisors (2958398994686).

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

1936406614644 is a wasteful number, since it uses less digits than its factorization.

1936406614644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53789072639 (or 53789072634 counting only the distinct ones).

The product of its (nonzero) digits is 8957952, while the sum is 54.

The spelling of 1936406614644 in words is "one trillion, nine hundred thirty-six billion, four hundred six million, six hundred fourteen thousand, six hundred forty-four".