551010115066 has 16 divisors (see below), whose sum is σ = 851896510848. Its totient is φ = 267171836400.

The previous prime is 551010115063. The next prime is 551010115081. The reversal of 551010115066 is 660511010155.

It is a super-2 number, since 2×551010115066² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (551010115063) 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, 31797510 + ... + 31814833.

It is an arithmetic number, because the mean of its divisors is an integer number (53243531928).

Almost surely, 2^551010115066 is an apocalyptic number.

551010115066 is a deficient number, since it is larger than the sum of its proper divisors (300886395782).

551010115066 is a wasteful number, since it uses less digits than its factorization.

551010115066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63612477.

The product of its (nonzero) digits is 4500, while the sum is 31.

The spelling of 551010115066 in words is "five hundred fifty-one billion, ten million, one hundred fifteen thousand, sixty-six".