550154451 has 48 divisors (see below), whose sum is σ = 925731072. Its totient is φ = 284475840.

The previous prime is 550154431. The next prime is 550154467. The reversal of 550154451 is 154451055.

It is not a de Polignac number, because 550154451 - 2⁵ = 550154419 is a prime.

It is a super-2 number, since 2×550154451² = 605339839910222802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (550154431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 805156 + ... + 805838.

It is an arithmetic number, because the mean of its divisors is an integer number (19286064).

Almost surely, 2^550154451 is an apocalyptic number.

550154451 is a deficient number, since it is larger than the sum of its proper divisors (375576621).

550154451 is a wasteful number, since it uses less digits than its factorization.

550154451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1032 (or 1021 counting only the distinct ones).

The product of its (nonzero) digits is 10000, while the sum is 30.

The square root of 550154451 is about 23455.3714743553. The cubic root of 550154451 is about 819.3979573558.

The spelling of 550154451 in words is "five hundred fifty million, one hundred fifty-four thousand, four hundred fifty-one".