16252641763 has 4 divisors (see below), whose sum is σ = 16448456808. Its totient is φ = 16056826720.

The previous prime is 16252641761. The next prime is 16252641787. The reversal of 16252641763 is 36714625261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 36714625261 = 353 ⋅104007437.

It is a cyclic number.

It is not a de Polignac number, because 16252641763 - 2¹ = 16252641761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16252641761) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 97907398 + ... + 97907563.

It is an arithmetic number, because the mean of its divisors is an integer number (4112114202).

Almost surely, 2^16252641763 is an apocalyptic number.

16252641763 is a deficient number, since it is larger than the sum of its proper divisors (195815045).

16252641763 is an equidigital number, since it uses as much as digits as its factorization.

16252641763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195815044.

The product of its digits is 362880, while the sum is 43.

The spelling of 16252641763 in words is "sixteen billion, two hundred fifty-two million, six hundred forty-one thousand, seven hundred sixty-three".