42651433635 has 16 divisors (see below), whose sum is σ = 69106122240. Its totient is φ = 22459488480.

The previous prime is 42651433633. The next prime is 42651433663. The reversal of 42651433635 is 53633415624.

It is not a de Polignac number, because 42651433635 - 2¹ = 42651433633 is a prime.

It is a super-2 number, since 2×42651433635² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42651433633) 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, 17995201 + ... + 17997570.

It is an arithmetic number, because the mean of its divisors is an integer number (4319132640).

Almost surely, 2^42651433635 is an apocalyptic number.

42651433635 is a deficient number, since it is larger than the sum of its proper divisors (26454688605).

42651433635 is a wasteful number, since it uses less digits than its factorization.

42651433635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35992858.

The product of its digits is 777600, while the sum is 42.

The spelling of 42651433635 in words is "forty-two billion, six hundred fifty-one million, four hundred thirty-three thousand, six hundred thirty-five".