6450291107169 has 128 divisors (see below), whose sum is σ = 11428604328960. Its totient is φ = 3158319071232.

The previous prime is 6450291107153. The next prime is 6450291107177. The reversal of 6450291107169 is 9617011920546.

It is a happy number.

It is not a de Polignac number, because 6450291107169 - 2⁴ = 6450291107153 is a prime.

It is a super-2 number, since 2×6450291107169² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is not an unprimeable number, because it can be changed into a prime (6450291107069) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 57199689 + ... + 57312345.

It is an arithmetic number, because the mean of its divisors is an integer number (89285971320).

Almost surely, 2^{6450291107169} is an apocalyptic number.

It is an amenable number.

6450291107169 is a deficient number, since it is larger than the sum of its proper divisors (4978313221791).

6450291107169 is a wasteful number, since it uses less digits than its factorization.

6450291107169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112796 (or 112770 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 51.

The spelling of 6450291107169 in words is "six trillion, four hundred fifty billion, two hundred ninety-one million, one hundred seven thousand, one hundred sixty-nine".