154540064 has 48 divisors (see below), whose sum is σ = 368178048. Its totient is φ = 62333952.

The previous prime is 154540063. The next prime is 154540097. The reversal of 154540064 is 460045451.

It is a super-2 number, since 2×154540064² = 47765262762248192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (154540063) 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, 16484 + ... + 24099.

It is an arithmetic number, because the mean of its divisors is an integer number (7670376).

Almost surely, 2^154540064 is an apocalyptic number.

154540064 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

154540064 is an abundant number, since it is smaller than the sum of its proper divisors (213637984).

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

154540064 is a wasteful number, since it uses less digits than its factorization.

154540064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40617 (or 40609 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 154540064 is about 12431.4144006223. The cubic root of 154540064 is about 536.6366904972.

The spelling of 154540064 in words is "one hundred fifty-four million, five hundred forty thousand, sixty-four".