40421323410 has 32 divisors (see below), whose sum is σ = 104473575360. Its totient is φ = 9949864128.

The previous prime is 40421323409. The next prime is 40421323421. The reversal of 40421323410 is 1432312404.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51821820 + ... + 51822599.

It is an arithmetic number, because the mean of its divisors is an integer number (3264799230).

Almost surely, 2^40421323410 is an apocalyptic number.

40421323410 is an abundant number, since it is smaller than the sum of its proper divisors (64052251950).

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

40421323410 is a wasteful number, since it uses less digits than its factorization.

40421323410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103644442.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 40421323410 its reverse (1432312404), we get a palindrome (41853635814).

The spelling of 40421323410 in words is "forty billion, four hundred twenty-one million, three hundred twenty-three thousand, four hundred ten".