154464816 has 80 divisors (see below), whose sum is σ = 449399808. Its totient is φ = 45292800.

The previous prime is 154464811. The next prime is 154464833. The reversal of 154464816 is 618464451.

It is not an unprimeable number, because it can be changed into a prime (154464811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11650 + ... + 21086.

Almost surely, 2^154464816 is an apocalyptic number.

154464816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 154464816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (224699904).

154464816 is an abundant number, since it is smaller than the sum of its proper divisors (294934992).

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

154464816 is a wasteful number, since it uses less digits than its factorization.

154464816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9490 (or 9484 counting only the distinct ones).

The product of its digits is 92160, while the sum is 39.

The square root of 154464816 is about 12428.3875060283. The cubic root of 154464816 is about 536.5495773943.

The spelling of 154464816 in words is "one hundred fifty-four million, four hundred sixty-four thousand, eight hundred sixteen".