61010337512 has 8 divisors (see below), whose sum is σ = 114394382850. Its totient is φ = 30505168752.

The previous prime is 61010337499. The next prime is 61010337523. The reversal of 61010337512 is 21573301016.

It can be written as a sum of positive squares in only one way, i.e., 61006036036 + 4301476 = 246994^2 + 2074^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×61010337512² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3813146087 + ... + 3813146102.

Almost surely, 2^61010337512 is an apocalyptic number.

It is an amenable number.

61010337512 is a deficient number, since it is larger than the sum of its proper divisors (53384045338).

61010337512 is a wasteful number, since it uses less digits than its factorization.

61010337512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7626292195 (or 7626292191 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

Adding to 61010337512 its reverse (21573301016), we get a palindrome (82583638528).

The spelling of 61010337512 in words is "sixty-one billion, ten million, three hundred thirty-seven thousand, five hundred twelve".