42505650046 has 4 divisors (see below), whose sum is σ = 63758475072. Its totient is φ = 21252825022.

The previous prime is 42505649993. The next prime is 42505650053. The reversal of 42505650046 is 64005650524.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 42505649987 and 42505650014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10626412510 + ... + 10626412513.

It is an arithmetic number, because the mean of its divisors is an integer number (15939618768).

Almost surely, 2^42505650046 is an apocalyptic number.

42505650046 is a deficient number, since it is larger than the sum of its proper divisors (21252825026).

42505650046 is a wasteful number, since it uses less digits than its factorization.

42505650046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21252825025.

The product of its (nonzero) digits is 144000, while the sum is 37.

The spelling of 42505650046 in words is "forty-two billion, five hundred five million, six hundred fifty thousand, forty-six".