42666155303625 has 96 divisors (see below), whose sum is σ = 89770629012480. Its totient is φ = 19089538012800.

The previous prime is 42666155303537. The next prime is 42666155303657. The reversal of 42666155303625 is 52630355166624.

It is a happy number.

It is not a de Polignac number, because 42666155303625 - 2¹² = 42666155299529 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 57267370 + ... + 58007619.

It is an arithmetic number, because the mean of its divisors is an integer number (935110718880).

Almost surely, 2^{42666155303625} is an apocalyptic number.

42666155303625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

42666155303625 is an abundant number, since it is smaller than the sum of its proper divisors (47104473708855).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42666155303625 is a wasteful number, since it uses less digits than its factorization.

42666155303625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115275064 (or 115275051 counting only the distinct ones).

The product of its (nonzero) digits is 23328000, while the sum is 54.

The spelling of 42666155303625 in words is "forty-two trillion, six hundred sixty-six billion, one hundred fifty-five million, three hundred three thousand, six hundred twenty-five".