42150728629 has 16 divisors (see below), whose sum is σ = 44639179200. Its totient is φ = 39732166656.

The previous prime is 42150728623. The next prime is 42150728663. The reversal of 42150728629 is 92682705124.

It is a cyclic number.

It is not a de Polignac number, because 42150728629 - 2²¹ = 42148631477 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42150728623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3159477 + ... + 3172789.

It is an arithmetic number, because the mean of its divisors is an integer number (2789948700).

Almost surely, 2^42150728629 is an apocalyptic number.

It is an amenable number.

42150728629 is a deficient number, since it is larger than the sum of its proper divisors (2488450571).

42150728629 is a wasteful number, since it uses less digits than its factorization.

42150728629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15924.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 42150728629 in words is "forty-two billion, one hundred fifty million, seven hundred twenty-eight thousand, six hundred twenty-nine".