61000010010 has 32 divisors (see below), whose sum is σ = 162666694080. Its totient is φ = 16266669264.

The previous prime is 61000009949. The next prime is 61000010039. The reversal of 61000010010 is 1001000016.

It is a super-3 number, since 3×61000010010³ (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 61000009974 and 61000010001.

It is an unprimeable number.

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, 112962712 + ... + 112963251.

It is an arithmetic number, because the mean of its divisors is an integer number (5083334190).

Almost surely, 2^61000010010 is an apocalyptic number.

61000010010 is an abundant number, since it is smaller than the sum of its proper divisors (101666684070).

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

61000010010 is a wasteful number, since it uses less digits than its factorization.

61000010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225925979 (or 225925973 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 61000010010 its reverse (1001000016), we get a palindrome (62001010026).

The spelling of 61000010010 in words is "sixty-one billion, ten thousand, ten".