62728522461 has 18 divisors (see below), whose sum is σ = 99593771550. Its totient is φ = 38017285680.

The previous prime is 62728522459. The next prime is 62728522463. The reversal of 62728522461 is 16422582726.

62728522461 is a `hidden beast` number, since 62 + 7 + 2 + 8 + 522 + 4 + 61 = 666.

It is an interprime number because it is at equal distance from previous prime (62728522459) and next prime (62728522463).

It can be written as a sum of positive squares in only one way, i.e., 49250705625 + 13477816836 = 221925^2 + 116094^2 .

It is not a de Polignac number, because 62728522461 - 2¹ = 62728522459 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (62728522463) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 28799886 + ... + 28802063.

Almost surely, 2^62728522461 is an apocalyptic number.

It is an amenable number.

62728522461 is a deficient number, since it is larger than the sum of its proper divisors (36865249089).

62728522461 is a wasteful number, since it uses less digits than its factorization.

62728522461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57601977 (or 57601963 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The spelling of 62728522461 in words is "sixty-two billion, seven hundred twenty-eight million, five hundred twenty-two thousand, four hundred sixty-one".