428522502046 has 4 divisors (see below), whose sum is σ = 642783753072. Its totient is φ = 214261251022.

The previous prime is 428522502011. The next prime is 428522502049. The reversal of 428522502046 is 640205225824.

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

It is a super-2 number, since 2×428522502046² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (428522502049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107130625510 + ... + 107130625513.

It is an arithmetic number, because the mean of its divisors is an integer number (160695938268).

Almost surely, 2^428522502046 is an apocalyptic number.

428522502046 is a deficient number, since it is larger than the sum of its proper divisors (214261251026).

428522502046 is a wasteful number, since it uses less digits than its factorization.

428522502046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214261251025.

The product of its (nonzero) digits is 307200, while the sum is 40.

The spelling of 428522502046 in words is "four hundred twenty-eight billion, five hundred twenty-two million, five hundred two thousand, forty-six".