64042341527157 has 64 divisors (see below), whose sum is σ = 106670927462400. Its totient is φ = 33329089981440.

The previous prime is 64042341527113. The next prime is 64042341527201. The reversal of 64042341527157 is 75172514324046.

64042341527157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (64042341527113) and next prime (64042341527201).

It is not a de Polignac number, because 64042341527157 - 2¹⁵ = 64042341494389 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64042341527257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 135545194 + ... + 136016852.

It is an arithmetic number, because the mean of its divisors is an integer number (1666733241600).

Almost surely, 2^{64042341527157} is an apocalyptic number.

It is an amenable number.

64042341527157 is a deficient number, since it is larger than the sum of its proper divisors (42628585935243).

64042341527157 is a wasteful number, since it uses less digits than its factorization.

64042341527157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483986.

The product of its (nonzero) digits is 5644800, while the sum is 51.

The spelling of 64042341527157 in words is "sixty-four trillion, forty-two billion, three hundred forty-one million, five hundred twenty-seven thousand, one hundred fifty-seven".