62773242643 has 4 divisors (see below), whose sum is σ = 62815402120. Its totient is φ = 62731083168.

The previous prime is 62773242589. The next prime is 62773242661. The reversal of 62773242643 is 34624237726.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-62773242643 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 62773242593 and 62773242602.

It is not an unprimeable number, because it can be changed into a prime (62773242943) 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, 21077505 + ... + 21080482.

It is an arithmetic number, because the mean of its divisors is an integer number (15703850530).

Almost surely, 2^62773242643 is an apocalyptic number.

62773242643 is a deficient number, since it is larger than the sum of its proper divisors (42159477).

62773242643 is a wasteful number, since it uses less digits than its factorization.

62773242643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42159476.

The product of its digits is 2032128, while the sum is 46.

The spelling of 62773242643 in words is "sixty-two billion, seven hundred seventy-three million, two hundred forty-two thousand, six hundred forty-three".