21096148495716 has 216 divisors, whose sum is σ = 63152836428864. Its totient is φ = 5816454739200.

The previous prime is 21096148495699. The next prime is 21096148495729. The reversal of 21096148495716 is 61759484169012.

21096148495716 is a `hidden beast` number, since 2 + 1 + 0 + 9 + 6 + 14 + 8 + 49 + 571 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 402856551 + ... + 402908913.

Almost surely, 2^{21096148495716} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 21096148495716, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31576418214432).

21096148495716 is an abundant number, since it is smaller than the sum of its proper divisors (42056687933148).

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

21096148495716 is a wasteful number, since it uses less digits than its factorization.

21096148495716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54339 (or 54305 counting only the distinct ones).

The product of its (nonzero) digits is 26127360, while the sum is 63.

The spelling of 21096148495716 in words is "twenty-one trillion, ninety-six billion, one hundred forty-eight million, four hundred ninety-five thousand, seven hundred sixteen".