16144904496 has 40 divisors (see below), whose sum is σ = 47665909504. Its totient is φ = 4612829760.

The previous prime is 16144904473. The next prime is 16144904497. The reversal of 16144904496 is 69440944161.

It is a super-2 number, since 2×16144904496² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (16144904497) 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, 24024820 + ... + 24025491.

Almost surely, 2^16144904496 is an apocalyptic number.

16144904496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16144904496 is an abundant number, since it is smaller than the sum of its proper divisors (31521005008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16144904496 is a wasteful number, since it uses less digits than its factorization.

16144904496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48050329 (or 48050323 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 48.

The spelling of 16144904496 in words is "sixteen billion, one hundred forty-four million, nine hundred four thousand, four hundred ninety-six".