64103345535242 has 32 divisors (see below), whose sum is σ = 104387135698944. Its totient is φ = 29347513272000.

The previous prime is 64103345535221. The next prime is 64103345535389. The reversal of 64103345535242 is 24253554330146.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15197492 + ... + 18951792.

It is an arithmetic number, because the mean of its divisors is an integer number (3262097990592).

Almost surely, 2^{64103345535242} is an apocalyptic number.

64103345535242 is a deficient number, since it is larger than the sum of its proper divisors (40283790163702).

64103345535242 is a wasteful number, since it uses less digits than its factorization.

64103345535242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3759614.

The product of its (nonzero) digits is 5184000, while the sum is 47.

Adding to 64103345535242 its reverse (24253554330146), we get a palindrome (88356899865388).

The spelling of 64103345535242 in words is "sixty-four trillion, one hundred three billion, three hundred forty-five million, five hundred thirty-five thousand, two hundred forty-two".