74606206077 has 24 divisors (see below), whose sum is σ = 116072940984. Its totient is φ = 45904057344.

The previous prime is 74606206067. The next prime is 74606206091. The reversal of 74606206077 is 77060260647.

74606206077 is a `hidden beast` number, since 7 + 460 + 62 + 0 + 60 + 77 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 35831082681 + 38775123396 = 189291^2 + 196914^2 .

It is not a de Polignac number, because 74606206077 - 2⁴ = 74606206061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74606206027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 721033 + ... + 817985.

It is an arithmetic number, because the mean of its divisors is an integer number (4836372541).

Almost surely, 2^74606206077 is an apocalyptic number.

It is an amenable number.

74606206077 is a deficient number, since it is larger than the sum of its proper divisors (41466734907).

74606206077 is a wasteful number, since it uses less digits than its factorization.

74606206077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103549 (or 103546 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The spelling of 74606206077 in words is "seventy-four billion, six hundred six million, two hundred six thousand, seventy-seven".