40400234310 has 64 divisors (see below), whose sum is σ = 97475051520. Its totient is φ = 10716312960.

The previous prime is 40400234293. The next prime is 40400234339. The reversal of 40400234310 is 1343200404.

It is a super-2 number, since 2×40400234310² (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 31 ways as a sum of consecutive naturals, for example, 14857131 + ... + 14859849.

It is an arithmetic number, because the mean of its divisors is an integer number (1523047680).

Almost surely, 2^40400234310 is an apocalyptic number.

40400234310 is an abundant number, since it is smaller than the sum of its proper divisors (57074817210).

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

40400234310 is a wasteful number, since it uses less digits than its factorization.

40400234310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5173.

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

Adding to 40400234310 its reverse (1343200404), we get a palindrome (41743434714).

The spelling of 40400234310 in words is "forty billion, four hundred million, two hundred thirty-four thousand, three hundred ten".