216060091651476 has 144 divisors (see below), whose sum is σ = 548778829068288. Its totient is φ = 71674651776000.

The previous prime is 216060091651471. The next prime is 216060091651513. The reversal of 216060091651476 is 674156190060612.

216060091651476 is a `hidden beast` number, since 2 + 1 + 6 + 0 + 6 + 0 + 0 + 9 + 165 + 1 + 476 = 666.

It is a super-2 number, since 2×216060091651476² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (216060091651471) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11349472630 + ... + 11349491666.

It is an arithmetic number, because the mean of its divisors is an integer number (3810964090752).

Almost surely, 2^{216060091651476} is an apocalyptic number.

It is an amenable number.

216060091651476 is an abundant number, since it is smaller than the sum of its proper divisors (332718737416812).

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

216060091651476 is a wasteful number, since it uses less digits than its factorization.

216060091651476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21222 (or 21217 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 216060091651476 in words is "two hundred sixteen trillion, sixty billion, ninety-one million, six hundred fifty-one thousand, four hundred seventy-six".