16540890411633 has 8 divisors (see below), whose sum is σ = 25205166341568. Its totient is φ = 9451937378064.

The previous prime is 16540890411629. The next prime is 16540890411637. The reversal of 16540890411633 is 33611409804561.

It is an interprime number because it is at equal distance from previous prime (16540890411629) and next prime (16540890411637).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 16540890411633 - 2² = 16540890411629 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16540890411637) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 393830724066 + ... + 393830724107.

It is an arithmetic number, because the mean of its divisors is an integer number (3150645792696).

Almost surely, 2^{16540890411633} is an apocalyptic number.

It is an amenable number.

16540890411633 is a deficient number, since it is larger than the sum of its proper divisors (8664275929935).

16540890411633 is an equidigital number, since it uses as much as digits as its factorization.

16540890411633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787661448183.

The product of its (nonzero) digits is 1866240, while the sum is 51.

The spelling of 16540890411633 in words is "sixteen trillion, five hundred forty billion, eight hundred ninety million, four hundred eleven thousand, six hundred thirty-three".