10551242000 has 80 divisors (see below), whose sum is σ = 27475501872. Its totient is φ = 3895833600.

The previous prime is 10551241993. The next prime is 10551242021. The reversal of 10551242000 is 24215501.

It can be written as a sum of positive squares in 8 ways, for example, as 8198215936 + 2353026064 = 90544^2 + 48508^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×10551242000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176909 + ... + 228908.

Almost surely, 2^10551242000 is an apocalyptic number.

10551242000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10551242000 is an abundant number, since it is smaller than the sum of its proper divisors (16924259872).

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

10551242000 is a wasteful number, since it uses less digits than its factorization.

10551242000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405853 (or 405837 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

Adding to 10551242000 its reverse (24215501), we get a palindrome (10575457501).

The spelling of 10551242000 in words is "ten billion, five hundred fifty-one million, two hundred forty-two thousand".