61275904995063 has 16 divisors (see below), whose sum is σ = 89164717531776. Its totient is φ = 37121858598240.

The previous prime is 61275904995031. The next prime is 61275904995079. The reversal of 61275904995063 is 36059940957216.

It is not a de Polignac number, because 61275904995063 - 2⁵ = 61275904995031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61275904994985 and 61275904995003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61275904995013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 376255356 + ... + 376418177.

It is an arithmetic number, because the mean of its divisors is an integer number (5572794845736).

Almost surely, 2^{61275904995063} is an apocalyptic number.

61275904995063 is a deficient number, since it is larger than the sum of its proper divisors (27888812536713).

61275904995063 is a wasteful number, since it uses less digits than its factorization.

61275904995063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 752676014.

The product of its (nonzero) digits is 110224800, while the sum is 66.

The spelling of 61275904995063 in words is "sixty-one trillion, two hundred seventy-five billion, nine hundred four million, nine hundred ninety-five thousand, sixty-three".