55391473282 has 16 divisors (see below), whose sum is σ = 84135759552. Its totient is φ = 27347770800.

The previous prime is 55391473253. The next prime is 55391473283. The reversal of 55391473282 is 28237419355.

55391473282 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (55391473283) 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, 315969 + ... + 458932.

It is an arithmetic number, because the mean of its divisors is an integer number (5258484972).

Almost surely, 2^55391473282 is an apocalyptic number.

55391473282 is a deficient number, since it is larger than the sum of its proper divisors (28744286270).

55391473282 is a wasteful number, since it uses less digits than its factorization.

55391473282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775353.

The product of its digits is 1814400, while the sum is 49.

The spelling of 55391473282 in words is "fifty-five billion, three hundred ninety-one million, four hundred seventy-three thousand, two hundred eighty-two".