60891585426 has 48 divisors (see below), whose sum is σ = 154285669824. Its totient is φ = 16992999072.

The previous prime is 60891585407. The next prime is 60891585449. The reversal of 60891585426 is 62458519806.

60891585426 is a `hidden beast` number, since 6 + 0 + 8 + 91 + 5 + 8 + 542 + 6 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5613961 + ... + 5624796.

It is an arithmetic number, because the mean of its divisors is an integer number (3214284788).

Almost surely, 2^60891585426 is an apocalyptic number.

60891585426 is an abundant number, since it is smaller than the sum of its proper divisors (93394084398).

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

60891585426 is a wasteful number, since it uses less digits than its factorization.

60891585426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11238815 (or 11238812 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 54.

The spelling of 60891585426 in words is "sixty billion, eight hundred ninety-one million, five hundred eighty-five thousand, four hundred twenty-six".