54691554 has 8 divisors (see below), whose sum is σ = 109383120. Its totient is φ = 18230516.

The previous prime is 54691547. The next prime is 54691577. The reversal of 54691554 is 45519645.

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

54691554 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4557624 + ... + 4557635.

It is an arithmetic number, because the mean of its divisors is an integer number (13672890).

Almost surely, 2^54691554 is an apocalyptic number.

54691554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

54691554 is a wasteful number, since it uses less digits than its factorization.

54691554 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9115264.

The product of its digits is 108000, while the sum is 39.

The square root of 54691554 is about 7395.3738242228. The cubic root of 54691554 is about 379.5830005530.

The spelling of 54691554 in words is "fifty-four million, six hundred ninety-one thousand, five hundred fifty-four".