102661234944 has 72 divisors (see below), whose sum is σ = 274422207360. Its totient is φ = 34070919168.

The previous prime is 102661234943. The next prime is 102661234979. The reversal of 102661234944 is 449432166201.

It is a junction number, because it is equal to n+sod(n) for n = 102661234896 and 102661234905.

It is not an unprimeable number, because it can be changed into a prime (102661234943) 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, 115992 + ... + 467735.

Almost surely, 2^102661234944 is an apocalyptic number.

It is an amenable number.

102661234944 is an abundant number, since it is smaller than the sum of its proper divisors (171760972416).

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

102661234944 is an equidigital number, since it uses as much as digits as its factorization.

102661234944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583975 (or 583961 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 102661234944 in words is "one hundred two billion, six hundred sixty-one million, two hundred thirty-four thousand, nine hundred forty-four".