40003400430 has 96 divisors (see below), whose sum is σ = 120092865984. Its totient is φ = 9049356288.

The previous prime is 40003400387. The next prime is 40003400431. The reversal of 40003400430 is 3400430004.

40003400430 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40003400431) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 266197 + ... + 388416.

It is an arithmetic number, because the mean of its divisors is an integer number (1250967354).

Almost surely, 2^40003400430 is an apocalyptic number.

40003400430 is an abundant number, since it is smaller than the sum of its proper divisors (80089465554).

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

40003400430 is a wasteful number, since it uses less digits than its factorization.

40003400430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 654730 (or 654727 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 40003400430 its reverse (3400430004), we get a palindrome (43403830434).

The spelling of 40003400430 in words is "forty billion, three million, four hundred thousand, four hundred thirty".