16240880247 has 8 divisors (see below), whose sum is σ = 21864745344. Its totient is φ = 10722134328.

The previous prime is 16240880239. The next prime is 16240880291. The reversal of 16240880247 is 74208804261.

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

It is not a de Polignac number, because 16240880247 - 2³ = 16240880239 is a prime.

It is a super-3 number, since 3×16240880247³ (a number of 32 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16240880199 and 16240880208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16240880207) 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, 26279433 + ... + 26280050.

It is an arithmetic number, because the mean of its divisors is an integer number (2733093168).

Almost surely, 2^16240880247 is an apocalyptic number.

16240880247 is a deficient number, since it is larger than the sum of its proper divisors (5623865097).

16240880247 is a wasteful number, since it uses less digits than its factorization.

16240880247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52559589.

The product of its (nonzero) digits is 172032, while the sum is 42.

The spelling of 16240880247 in words is "sixteen billion, two hundred forty million, eight hundred eighty thousand, two hundred forty-seven".