61058332901 has 4 divisors (see below), whose sum is σ = 62210376972. Its totient is φ = 59906288832.

The previous prime is 61058332891. The next prime is 61058332919. The reversal of 61058332901 is 10923385016.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 37297651876 + 23760681025 = 193126^2 + 154145^2 .

It is a cyclic number.

It is not a de Polignac number, because 61058332901 - 2²² = 61054138597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61058332981) 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, 576021956 + ... + 576022061.

It is an arithmetic number, because the mean of its divisors is an integer number (15552594243).

Almost surely, 2^61058332901 is an apocalyptic number.

It is an amenable number.

61058332901 is a deficient number, since it is larger than the sum of its proper divisors (1152044071).

61058332901 is a wasteful number, since it uses less digits than its factorization.

61058332901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152044070.

The product of its (nonzero) digits is 38880, while the sum is 38.

The spelling of 61058332901 in words is "sixty-one billion, fifty-eight million, three hundred thirty-two thousand, nine hundred one".