10551651408 has 80 divisors (see below), whose sum is σ = 30309716800. Its totient is φ = 3514596480.

The previous prime is 10551651401. The next prime is 10551651457. The reversal of 10551651408 is 80415615501.

10551651408 is a `hidden beast` number, since 1 + 0 + 551 + 65 + 1 + 40 + 8 = 666.

10551651408 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×10551651408² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10551651401) by changing a digit.

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, 621918 + ... + 638658.

It is an arithmetic number, because the mean of its divisors is an integer number (378871460).

Almost surely, 2^10551651408 is an apocalyptic number.

10551651408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

10551651408 is an abundant number, since it is smaller than the sum of its proper divisors (19758065392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10551651408 is a wasteful number, since it uses less digits than its factorization.

10551651408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18217 (or 18205 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 36.

The spelling of 10551651408 in words is "ten billion, five hundred fifty-one million, six hundred fifty-one thousand, four hundred eight".