89625607778 has 32 divisors (see below), whose sum is σ = 158624514048. Its totient is φ = 37166202000.

The previous prime is 89625607733. The next prime is 89625607783. The reversal of 89625607778 is 87770652698.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3960251 + ... + 3982817.

It is an arithmetic number, because the mean of its divisors is an integer number (4957016064).

Almost surely, 2^89625607778 is an apocalyptic number.

89625607778 is a deficient number, since it is larger than the sum of its proper divisors (68998906270).

89625607778 is a wasteful number, since it uses less digits than its factorization.

89625607778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31758.

The product of its (nonzero) digits is 71124480, while the sum is 65.

The spelling of 89625607778 in words is "eighty-nine billion, six hundred twenty-five million, six hundred seven thousand, seven hundred seventy-eight".