154361664 has 84 divisors (see below), whose sum is σ = 457756260. Its totient is φ = 49674240.

The previous prime is 154361621. The next prime is 154361777. The reversal of 154361664 is 466163451.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 127238400 + 27123264 = 11280^2 + 5208^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12084 + ... + 21324.

Almost surely, 2^154361664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 154361664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (228878130).

154361664 is an abundant number, since it is smaller than the sum of its proper divisors (303394596).

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

154361664 is a wasteful number, since it uses less digits than its factorization.

154361664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9288 (or 9275 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 154361664 is about 12424.2369584615. The cubic root of 154361664 is about 536.4301144035.

154361664 divided by its sum of digits (36) gives a palindrome (4287824).

The spelling of 154361664 in words is "one hundred fifty-four million, three hundred sixty-one thousand, six hundred sixty-four".