40213210400 has 72 divisors (see below), whose sum is σ = 107095114224. Its totient is φ = 14622982400.

The previous prime is 40213210357. The next prime is 40213210423. The reversal of 40213210400 is 401231204.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2276042 + ... + 2293641.

It is an arithmetic number, because the mean of its divisors is an integer number (1487432142).

Almost surely, 2^40213210400 is an apocalyptic number.

40213210400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40213210400 is an abundant number, since it is smaller than the sum of its proper divisors (66881903824).

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

40213210400 is a wasteful number, since it uses less digits than its factorization.

40213210400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4569714 (or 4569701 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 40213210400 its reverse (401231204), we get a palindrome (40614441604).

The spelling of 40213210400 in words is "forty billion, two hundred thirteen million, two hundred ten thousand, four hundred".