40401430302 has 32 divisors (see below), whose sum is σ = 81136598400. Its totient is φ = 13411629728.

The previous prime is 40401430297. The next prime is 40401430309. The reversal of 40401430302 is 20303410404.

40401430302 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40401430302² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40401430309) 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, 1524973 + ... + 1551239.

It is an arithmetic number, because the mean of its divisors is an integer number (2535518700).

Almost surely, 2^40401430302 is an apocalyptic number.

40401430302 is an abundant number, since it is smaller than the sum of its proper divisors (40735168098).

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

40401430302 is a wasteful number, since it uses less digits than its factorization.

40401430302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27320.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 40401430302 its reverse (20303410404), we get a palindrome (60704840706).

The spelling of 40401430302 in words is "forty billion, four hundred one million, four hundred thirty thousand, three hundred two".