97102628638 has 8 divisors (see below), whose sum is σ = 149041244088. Its totient is φ = 47422213944.

The previous prime is 97102628633. The next prime is 97102628639. The reversal of 97102628638 is 83682620179.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97102628633) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 564550081 + ... + 564550252.

It is an arithmetic number, because the mean of its divisors is an integer number (18630155511).

Almost surely, 2^97102628638 is an apocalyptic number.

97102628638 is a deficient number, since it is larger than the sum of its proper divisors (51938615450).

97102628638 is a wasteful number, since it uses less digits than its factorization.

97102628638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129100378.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The spelling of 97102628638 in words is "ninety-seven billion, one hundred two million, six hundred twenty-eight thousand, six hundred thirty-eight".