2072688154236 has 36 divisors (see below), whose sum is σ = 5987765779632. Its totient is φ = 592196615424.

The previous prime is 2072688154153. The next prime is 2072688154253. The reversal of 2072688154236 is 6324518862702.

2072688154236 is a `hidden beast` number, since 2 + 0 + 7 + 2 + 68 + 8 + 1 + 542 + 36 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4112476245 + ... + 4112476748.

It is an arithmetic number, because the mean of its divisors is an integer number (166326827212).

Almost surely, 2^{2072688154236} is an apocalyptic number.

It is an amenable number.

2072688154236 is an abundant number, since it is smaller than the sum of its proper divisors (3915077625396).

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

2072688154236 is a wasteful number, since it uses less digits than its factorization.

2072688154236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8224953010 (or 8224953005 counting only the distinct ones).

The product of its (nonzero) digits is 7741440, while the sum is 54.

The spelling of 2072688154236 in words is "two trillion, seventy-two billion, six hundred eighty-eight million, one hundred fifty-four thousand, two hundred thirty-six".