61732601061 has 4 divisors (see below), whose sum is σ = 82310134752. Its totient is φ = 41155067372.

The previous prime is 61732601053. The next prime is 61732601093. The reversal of 61732601061 is 16010623716.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 61732601061 - 2³ = 61732601053 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61732601011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10288766841 + ... + 10288766846.

It is an arithmetic number, because the mean of its divisors is an integer number (20577533688).

Almost surely, 2^61732601061 is an apocalyptic number.

It is an amenable number.

61732601061 is a deficient number, since it is larger than the sum of its proper divisors (20577533691).

61732601061 is a wasteful number, since it uses less digits than its factorization.

61732601061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20577533690.

The product of its (nonzero) digits is 9072, while the sum is 33.

The spelling of 61732601061 in words is "sixty-one billion, seven hundred thirty-two million, six hundred one thousand, sixty-one".