551211003005 has 48 divisors (see below), whose sum is σ = 747118162560. Its totient is φ = 387881464320.

The previous prime is 551211002981. The next prime is 551211003029. The reversal of 551211003005 is 500300112155.

It is a happy number.

551211003005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (551211002981) and next prime (551211003029).

It is not a de Polignac number, because 551211003005 - 2⁶ = 551211002941 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4639736 + ... + 4757054.

It is an arithmetic number, because the mean of its divisors is an integer number (15564961720).

Almost surely, 2^551211003005 is an apocalyptic number.

It is an amenable number.

551211003005 is a deficient number, since it is larger than the sum of its proper divisors (195907159555).

551211003005 is a wasteful number, since it uses less digits than its factorization.

551211003005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117462 (or 117421 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 23.

The spelling of 551211003005 in words is "five hundred fifty-one billion, two hundred eleven million, three thousand, five".