61350510111 has 8 divisors (see below), whose sum is σ = 89237105664. Its totient is φ = 37182127320.

The previous prime is 61350510079. The next prime is 61350510113. The reversal of 61350510111 is 11101505316.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 61350510111 - 2⁵ = 61350510079 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61350510113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929553151 + ... + 929553216.

It is an arithmetic number, because the mean of its divisors is an integer number (11154638208).

Almost surely, 2^61350510111 is an apocalyptic number.

61350510111 is a deficient number, since it is larger than the sum of its proper divisors (27886595553).

61350510111 is a wasteful number, since it uses less digits than its factorization.

61350510111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1859106381.

The product of its (nonzero) digits is 450, while the sum is 24.

The spelling of 61350510111 in words is "sixty-one billion, three hundred fifty million, five hundred ten thousand, one hundred eleven".