20416151553156 has 48 divisors (see below), whose sum is σ = 52931519719680. Its totient is φ = 6805286595360.

The previous prime is 20416151553121. The next prime is 20416151553167. The reversal of 20416151553156 is 65135515161402.

20416151553156 is a `hidden beast` number, since 2 + 0 + 4 + 1 + 61 + 5 + 1 + 5 + 531 + 56 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6448966 + ... + 9078626.

It is an arithmetic number, because the mean of its divisors is an integer number (1102739994160).

Almost surely, 2^{20416151553156} is an apocalyptic number.

It is an amenable number.

20416151553156 is an abundant number, since it is smaller than the sum of its proper divisors (32515368166524).

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

20416151553156 is a wasteful number, since it uses less digits than its factorization.

20416151553156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2701561 (or 2701553 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 45.

The spelling of 20416151553156 in words is "twenty trillion, four hundred sixteen billion, one hundred fifty-one million, five hundred fifty-three thousand, one hundred fifty-six".