1840505051736 has 64 divisors (see below), whose sum is σ = 5505784351200. Its totient is φ = 566309245824.

The previous prime is 1840505051717. The next prime is 1840505051809. The reversal of 1840505051736 is 6371505050481.

1840505051736 is a `hidden beast` number, since 1 + 8 + 4 + 0 + 50 + 50 + 517 + 36 = 666.

It is a super-2 number, since 2×1840505051736² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1840505051691 and 1840505051700.

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 15 ways as a sum of consecutive naturals, for example, 327722451 + ... + 327728066.

Almost surely, 2^{1840505051736} is an apocalyptic number.

It is an amenable number.

1840505051736 is an abundant number, since it is smaller than the sum of its proper divisors (3665279299464).

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

1840505051736 is a wasteful number, since it uses less digits than its factorization.

1840505051736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655450545 (or 655450535 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The spelling of 1840505051736 in words is "one trillion, eight hundred forty billion, five hundred five million, fifty-one thousand, seven hundred thirty-six".