10551283387605 has 128 divisors (see below), whose sum is σ = 19773489623040. Its totient is φ = 5327933149440.

The previous prime is 10551283387573. The next prime is 10551283387613. The reversal of 10551283387605 is 50678338215501.

10551283387605 is a `hidden beast` number, since 1 + 0 + 5 + 5 + 1 + 28 + 3 + 3 + 8 + 7 + 605 = 666.

It is not a de Polignac number, because 10551283387605 - 2⁵ = 10551283387573 is a prime.

It is a super-2 number, since 2×10551283387605² (a number of 27 digits) contains 22 as substring.

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 127 ways as a sum of consecutive naturals, for example, 121893190 + ... + 121979720.

It is an arithmetic number, because the mean of its divisors is an integer number (154480387680).

Almost surely, 2^{10551283387605} is an apocalyptic number.

10551283387605 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10551283387605 is a deficient number, since it is larger than the sum of its proper divisors (9222206235435).

10551283387605 is a wasteful number, since it uses less digits than its factorization.

10551283387605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86968 (or 86962 counting only the distinct ones).

The product of its (nonzero) digits is 6048000, while the sum is 54.

The spelling of 10551283387605 in words is "ten trillion, five hundred fifty-one billion, two hundred eighty-three million, three hundred eighty-seven thousand, six hundred five".