10002000276 has 18 divisors (see below), whose sum is σ = 25282834122. Its totient is φ = 3334000080.

The previous prime is 10002000263. The next prime is 10002000277. The reversal of 10002000276 is 67200020001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5175363600 + 4826636676 = 71940^2 + 69474^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×10002000276² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10002000277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 138916635 + ... + 138916706.

Almost surely, 2^10002000276 is an apocalyptic number.

It is an amenable number.

10002000276 is an abundant number, since it is smaller than the sum of its proper divisors (15280833846).

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

10002000276 is a wasteful number, since it uses less digits than its factorization.

10002000276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277833351 (or 277833346 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

Adding to 10002000276 its reverse (67200020001), we get a palindrome (77202020277).

The spelling of 10002000276 in words is "ten billion, two million, two hundred seventy-six", and thus it is an aban number.