55426654 has 4 divisors (see below), whose sum is σ = 83139984. Its totient is φ = 27713326.

The previous prime is 55426639. The next prime is 55426663. The reversal of 55426654 is 45662455.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45662455 = 5 ⋅9132491.

It is a super-2 number, since 2×55426654² = 6144227947271432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13856662 + ... + 13856665.

It is an arithmetic number, because the mean of its divisors is an integer number (20784996).

Almost surely, 2^55426654 is an apocalyptic number.

55426654 is a deficient number, since it is larger than the sum of its proper divisors (27713330).

55426654 is a wasteful number, since it uses less digits than its factorization.

55426654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27713329.

The product of its digits is 144000, while the sum is 37.

The square root of 55426654 is about 7444.9079242124. The cubic root of 55426654 is about 381.2760747552.

The spelling of 55426654 in words is "fifty-five million, four hundred twenty-six thousand, six hundred fifty-four".