428752670654 has 16 divisors (see below), whose sum is σ = 801823176576. Its totient is φ = 167046495000.

The previous prime is 428752670623. The next prime is 428752670681. The reversal of 428752670654 is 456076257824.

It is a self number, because there is not a number n which added to its sum of digits gives 428752670654.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1392053972 + ... + 1392054279.

It is an arithmetic number, because the mean of its divisors is an integer number (50113948536).

Almost surely, 2^428752670654 is an apocalyptic number.

428752670654 is a deficient number, since it is larger than the sum of its proper divisors (373070505922).

428752670654 is a wasteful number, since it uses less digits than its factorization.

428752670654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2784108271.

The product of its (nonzero) digits is 22579200, while the sum is 56.

The spelling of 428752670654 in words is "four hundred twenty-eight billion, seven hundred fifty-two million, six hundred seventy thousand, six hundred fifty-four".