102444163663130 has 64 divisors (see below), whose sum is σ = 196208607149568. Its totient is φ = 38431171257600.

The previous prime is 102444163663081. The next prime is 102444163663187. The reversal of 102444163663130 is 31366361444201.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19015049 + ... + 23800428.

It is an arithmetic number, because the mean of its divisors is an integer number (3065759486712).

Almost surely, 2^{102444163663130} is an apocalyptic number.

102444163663130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102444163663130 is a deficient number, since it is larger than the sum of its proper divisors (93764443486438).

102444163663130 is a wasteful number, since it uses less digits than its factorization.

102444163663130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42815711.

The product of its (nonzero) digits is 746496, while the sum is 44.

The spelling of 102444163663130 in words is "one hundred two trillion, four hundred forty-four billion, one hundred sixty-three million, six hundred sixty-three thousand, one hundred thirty".