102132344040 has 32 divisors (see below), whose sum is σ = 306397032480. Its totient is φ = 27235291712.

The previous prime is 102132344023. The next prime is 102132344047. The reversal of 102132344040 is 40443231201.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 102132344040.

It is not an unprimeable number, because it can be changed into a prime (102132344047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 425551314 + ... + 425551553.

It is an arithmetic number, because the mean of its divisors is an integer number (9574907265).

Almost surely, 2^102132344040 is an apocalyptic number.

102132344040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102132344040 is an abundant number, since it is smaller than the sum of its proper divisors (204264688440).

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

102132344040 is a wasteful number, since it uses less digits than its factorization.

102132344040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 851102881 (or 851102877 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 102132344040 its reverse (40443231201), we get a palindrome (142575575241).

The spelling of 102132344040 in words is "one hundred two billion, one hundred thirty-two million, three hundred forty-four thousand, forty".