16151993360641 has 2 divisors, whose sum is σ = 16151993360642. Its totient is φ = 16151993360640.

The previous prime is 16151993360627. The next prime is 16151993360689. The reversal of 16151993360641 is 14606339915161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 15663666330225 + 488327030416 = 3957735^2 + 698804^2 .

It is a cyclic number.

It is not a de Polignac number, because 16151993360641 - 2²³ = 16151984972033 is a prime.

It is not a weakly prime, because it can be changed into another prime (16151993360611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8075996680320 + 8075996680321.

It is an arithmetic number, because the mean of its divisors is an integer number (8075996680321).

Almost surely, 2^{16151993360641} is an apocalyptic number.

It is an amenable number.

16151993360641 is a deficient number, since it is larger than the sum of its proper divisors (1).

16151993360641 is an equidigital number, since it uses as much as digits as its factorization.

16151993360641 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3149280, while the sum is 55.

The spelling of 16151993360641 in words is "sixteen trillion, one hundred fifty-one billion, nine hundred ninety-three million, three hundred sixty thousand, six hundred forty-one".