62711061661 has 4 divisors (see below), whose sum is σ = 62794565824. Its totient is φ = 62627557500.

The previous prime is 62711061659. The next prime is 62711061671. The reversal of 62711061661 is 16616011726.

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 62711061661 - 2¹ = 62711061659 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 62711061661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (62711061671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41750955 + ... + 41752456.

It is an arithmetic number, because the mean of its divisors is an integer number (15698641456).

Almost surely, 2^62711061661 is an apocalyptic number.

It is an amenable number.

62711061661 is a deficient number, since it is larger than the sum of its proper divisors (83504163).

62711061661 is an equidigital number, since it uses as much as digits as its factorization.

62711061661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83504162.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 62711061661 in words is "sixty-two billion, seven hundred eleven million, sixty-one thousand, six hundred sixty-one".