42625111550 has 24 divisors (see below), whose sum is σ = 90608809296. Its totient is φ = 14614323840.

The previous prime is 42625111471. The next prime is 42625111559. The reversal of 42625111550 is 5511152624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42625111559) 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 11 ways as a sum of consecutive naturals, for example, 60892667 + ... + 60893366.

It is an arithmetic number, because the mean of its divisors is an integer number (3775367054).

Almost surely, 2^42625111550 is an apocalyptic number.

42625111550 is an abundant number, since it is smaller than the sum of its proper divisors (47983697746).

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

42625111550 is a wasteful number, since it uses less digits than its factorization.

42625111550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121786052 (or 121786047 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 42625111550 in words is "forty-two billion, six hundred twenty-five million, one hundred eleven thousand, five hundred fifty".