551441545402 has 32 divisors (see below), whose sum is σ = 905667485184. Its totient is φ = 249737175600.

The previous prime is 551441545393. The next prime is 551441545411. The reversal of 551441545402 is 204545144155.

It is an interprime number because it is at equal distance from previous prime (551441545393) and next prime (551441545411).

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 in 15 ways as a sum of consecutive naturals, for example, 11678613 + ... + 11725735.

It is an arithmetic number, because the mean of its divisors is an integer number (28302108912).

Almost surely, 2^551441545402 is an apocalyptic number.

551441545402 is a deficient number, since it is larger than the sum of its proper divisors (354225939782).

551441545402 is a wasteful number, since it uses less digits than its factorization.

551441545402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49074.

The product of its (nonzero) digits is 320000, while the sum is 40.

Adding to 551441545402 its reverse (204545144155), we get a palindrome (755986689557).

It can be divided in two parts, 5514 and 41545402, that added together give a square (41550916 = 6446²).

The spelling of 551441545402 in words is "five hundred fifty-one billion, four hundred forty-one million, five hundred forty-five thousand, four hundred two".