102494808652 has 6 divisors (see below), whose sum is σ = 179365915148. Its totient is φ = 51247404324.

The previous prime is 102494808569. The next prime is 102494808659. The reversal of 102494808652 is 256808494201.

It is a super-2 number, since 2×102494808652² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102494808596 and 102494808605.

It is not an unprimeable number, because it can be changed into a prime (102494808659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12811851078 + ... + 12811851085.

Almost surely, 2^102494808652 is an apocalyptic number.

It is an amenable number.

102494808652 is a deficient number, since it is larger than the sum of its proper divisors (76871106496).

102494808652 is a wasteful number, since it uses less digits than its factorization.

102494808652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25623702167 (or 25623702165 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 49.

The spelling of 102494808652 in words is "one hundred two billion, four hundred ninety-four million, eight hundred eight thousand, six hundred fifty-two".