16207897662 has 80 divisors (see below), whose sum is σ = 39669273072. Its totient is φ = 4905290880.

The previous prime is 16207897649. The next prime is 16207897697. The reversal of 16207897662 is 26679870261.

16207897662 is a `hidden beast` number, since 1 + 620 + 7 + 8 + 9 + 7 + 6 + 6 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 16207897599 and 16207897608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1521868 + ... + 1532480.

Almost surely, 2^16207897662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16207897662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19834636536).

16207897662 is an abundant number, since it is smaller than the sum of its proper divisors (23461375410).

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

16207897662 is a wasteful number, since it uses less digits than its factorization.

16207897662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11495 (or 11486 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 54.

The spelling of 16207897662 in words is "sixteen billion, two hundred seven million, eight hundred ninety-seven thousand, six hundred sixty-two".