85621213598 has 8 divisors (see below), whose sum is σ = 131902950792. Its totient is φ = 41653563336.

The previous prime is 85621213577. The next prime is 85621213619. The reversal of 85621213598 is 89531212658.

It is an interprime number because it is at equal distance from previous prime (85621213577) and next prime (85621213619).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578521640 + ... + 578521787.

It is an arithmetic number, because the mean of its divisors is an integer number (16487868849).

Almost surely, 2^85621213598 is an apocalyptic number.

85621213598 is a deficient number, since it is larger than the sum of its proper divisors (46281737194).

85621213598 is a wasteful number, since it uses less digits than its factorization.

85621213598 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157043466.

The product of its digits is 1036800, while the sum is 50.

The spelling of 85621213598 in words is "eighty-five billion, six hundred twenty-one million, two hundred thirteen thousand, five hundred ninety-eight".