42901004628 has 54 divisors (see below), whose sum is σ = 114452230074. Its totient is φ = 13547681568.

The previous prime is 42901004579. The next prime is 42901004639. The reversal of 42901004628 is 82640010924.

42901004628 is a `hidden beast` number, since 4 + 2 + 90 + 100 + 462 + 8 = 666.

42901004628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 36767295504 + 6133709124 = 191748^2 + 78318^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 42901004592 and 42901004601.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1637551 + ... + 1663542.

Almost surely, 2^42901004628 is an apocalyptic number.

It is an amenable number.

42901004628 is an abundant number, since it is smaller than the sum of its proper divisors (71551225446).

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

42901004628 is a wasteful number, since it uses less digits than its factorization.

42901004628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3301141 (or 3301117 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 42901004628 in words is "forty-two billion, nine hundred one million, four thousand, six hundred twenty-eight".