61033914771 has 16 divisors (see below), whose sum is σ = 81721094400. Its totient is φ = 40518132320.

The previous prime is 61033914763. The next prime is 61033914817. The reversal of 61033914771 is 17741933016.

It is a cyclic number.

It is not a de Polignac number, because 61033914771 - 2³ = 61033914763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (61033914701) 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, 2115181 + ... + 2143841.

It is an arithmetic number, because the mean of its divisors is an integer number (5107568400).

Almost surely, 2^61033914771 is an apocalyptic number.

61033914771 is a deficient number, since it is larger than the sum of its proper divisors (20687179629).

61033914771 is a wasteful number, since it uses less digits than its factorization.

61033914771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31626.

The product of its (nonzero) digits is 95256, while the sum is 42.

The spelling of 61033914771 in words is "sixty-one billion, thirty-three million, nine hundred fourteen thousand, seven hundred seventy-one".