42021455302 has 16 divisors (see below), whose sum is σ = 64665483120. Its totient is φ = 20473229952.

The previous prime is 42021455269. The next prime is 42021455339. The reversal of 42021455302 is 20355412024.

It is a super-2 number, since 2×42021455302² (a number of 22 digits) contains 22 as substring.

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, 1721727 + ... + 1745962.

It is an arithmetic number, because the mean of its divisors is an integer number (4041592695).

Almost surely, 2^42021455302 is an apocalyptic number.

42021455302 is a deficient number, since it is larger than the sum of its proper divisors (22644027818).

42021455302 is a wasteful number, since it uses less digits than its factorization.

42021455302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3467847.

The product of its (nonzero) digits is 9600, while the sum is 28.

Adding to 42021455302 its reverse (20355412024), we get a palindrome (62376867326).

The spelling of 42021455302 in words is "forty-two billion, twenty-one million, four hundred fifty-five thousand, three hundred two".