216674306301012 has 144 divisors (see below), whose sum is σ = 627788736852480. Its totient is φ = 57822646392000.

The previous prime is 216674306300957. The next prime is 216674306301121. The reversal of 216674306301012 is 210103603476612.

It is a super-2 number, since 2×216674306301012² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 135787114 + ... + 137373537.

It is an arithmetic number, because the mean of its divisors is an integer number (4359644005920).

Almost surely, 2^{216674306301012} is an apocalyptic number.

It is an amenable number.

216674306301012 is an abundant number, since it is smaller than the sum of its proper divisors (411114430551468).

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

216674306301012 is a wasteful number, since it uses less digits than its factorization.

216674306301012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273160762 (or 273160753 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 42.

Adding to 216674306301012 its reverse (210103603476612), we get a palindrome (426777909777624).

The spelling of 216674306301012 in words is "two hundred sixteen trillion, six hundred seventy-four billion, three hundred six million, three hundred one thousand, twelve".