66355253204058 has 192 divisors, whose sum is σ = 197216853200640. Its totient is φ = 15603970553856.

The previous prime is 66355253204057. The next prime is 66355253204059. The reversal of 66355253204058 is 85040235255366.

66355253204058 is a `hidden beast` number, since 6 + 6 + 3 + 5 + 52 + 532 + 0 + 4 + 0 + 58 = 666.

66355253204058 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (66355253204057) and next prime (66355253204059).

It is a junction number, because it is equal to n+sod(n) for n = 66355253203995 and 66355253204013.

It is not an unprimeable number, because it can be changed into a prime (66355253204057) 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 95 ways as a sum of consecutive naturals, for example, 62179785 + ... + 63237932.

It is an arithmetic number, because the mean of its divisors is an integer number (1027171110420).

Almost surely, 2^{66355253204058} is an apocalyptic number.

66355253204058 is an abundant number, since it is smaller than the sum of its proper divisors (130861599996582).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

66355253204058 is a wasteful number, since it uses less digits than its factorization.

66355253204058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125417781 (or 125417778 counting only the distinct ones).

The product of its (nonzero) digits is 25920000, while the sum is 54.

The spelling of 66355253204058 in words is "sixty-six trillion, three hundred fifty-five billion, two hundred fifty-three million, two hundred four thousand, fifty-eight".