102712630534 has 16 divisors (see below), whose sum is σ = 159771391200. Its totient is φ = 49464160704.

The previous prime is 102712630519. The next prime is 102712630543. The reversal of 102712630534 is 435036217201.

It is a self number, because there is not a number n which added to its sum of digits gives 102712630534.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2141202 + ... + 2188645.

It is an arithmetic number, because the mean of its divisors is an integer number (9985711950).

Almost surely, 2^102712630534 is an apocalyptic number.

102712630534 is a deficient number, since it is larger than the sum of its proper divisors (57058760666).

102712630534 is a wasteful number, since it uses less digits than its factorization.

102712630534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4330287.

The product of its (nonzero) digits is 30240, while the sum is 34.

Adding to 102712630534 its reverse (435036217201), we get a palindrome (537748847735).

The spelling of 102712630534 in words is "one hundred two billion, seven hundred twelve million, six hundred thirty thousand, five hundred thirty-four".