64115417102 has 16 divisors (see below), whose sum is σ = 104920037424. Its totient is φ = 29142288000.

The previous prime is 64115417083. The next prime is 64115417143. The reversal of 64115417102 is 20171451146.

64115417102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×64115417102² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1063652 + ... + 1122312.

It is an arithmetic number, because the mean of its divisors is an integer number (6557502339).

Almost surely, 2^64115417102 is an apocalyptic number.

64115417102 is a deficient number, since it is larger than the sum of its proper divisors (40804620322).

64115417102 is a wasteful number, since it uses less digits than its factorization.

64115417102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108355.

The product of its (nonzero) digits is 6720, while the sum is 32.

Adding to 64115417102 its reverse (20171451146), we get a palindrome (84286868248).

The spelling of 64115417102 in words is "sixty-four billion, one hundred fifteen million, four hundred seventeen thousand, one hundred two".