55120551254 has 8 divisors (see below), whose sum is σ = 82687029528. Its totient is φ = 27558208080.

The previous prime is 55120551251. The next prime is 55120551301. The reversal of 55120551254 is 45215502155.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55120551251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1000232 + ... + 1053899.

It is an arithmetic number, because the mean of its divisors is an integer number (10335878691).

Almost surely, 2^55120551254 is an apocalyptic number.

55120551254 is a deficient number, since it is larger than the sum of its proper divisors (27566478274).

55120551254 is a wasteful number, since it uses less digits than its factorization.

55120551254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2067550.

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 55120551254 in words is "fifty-five billion, one hundred twenty million, five hundred fifty-one thousand, two hundred fifty-four".