216151936798 has 32 divisors (see below), whose sum is σ = 383379033600. Its totient is φ = 89429253984.

The previous prime is 216151936717. The next prime is 216151936879. The reversal of 216151936798 is 897639151612.

It is an interprime number because it is at equal distance from previous prime (216151936717) and next prime (216151936879).

It is a Harshad number since it is a multiple of its sum of digits (58).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3086293 + ... + 3155551.

It is an arithmetic number, because the mean of its divisors is an integer number (11980594800).

Almost surely, 2^216151936798 is an apocalyptic number.

216151936798 is a deficient number, since it is larger than the sum of its proper divisors (167227096802).

216151936798 is a wasteful number, since it uses less digits than its factorization.

216151936798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76984.

The product of its digits is 4898880, while the sum is 58.

The spelling of 216151936798 in words is "two hundred sixteen billion, one hundred fifty-one million, nine hundred thirty-six thousand, seven hundred ninety-eight".