102551611662 has 12 divisors (see below), whose sum is σ = 222195158640. Its totient is φ = 34183870548.

The previous prime is 102551611619. The next prime is 102551611667. The reversal of 102551611662 is 266116155201.

102551611662 is a `hidden beast` number, since 1 + 0 + 25 + 516 + 116 + 6 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102551611667) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2848655862 + ... + 2848655897.

It is an arithmetic number, because the mean of its divisors is an integer number (18516263220).

Almost surely, 2^102551611662 is an apocalyptic number.

102551611662 is an abundant number, since it is smaller than the sum of its proper divisors (119643546978).

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

102551611662 is a wasteful number, since it uses less digits than its factorization.

102551611662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5697311767 (or 5697311764 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

Adding to 102551611662 its reverse (266116155201), we get a palindrome (368667766863).

The spelling of 102551611662 in words is "one hundred two billion, five hundred fifty-one million, six hundred eleven thousand, six hundred sixty-two".