40334131243000 has 128 divisors (see below), whose sum is σ = 108233136385920. Its totient is φ = 13781646873600.

The previous prime is 40334131242949. The next prime is 40334131243033. The reversal of 40334131243000 is 34213143304.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a self number, because there is not a number n which added to its sum of digits gives 40334131243000.

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, 7781797 + ... + 11883796.

It is an arithmetic number, because the mean of its divisors is an integer number (845571378015).

Almost surely, 2^{40334131243000} is an apocalyptic number.

40334131243000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40334131243000 is an abundant number, since it is smaller than the sum of its proper divisors (67899005142920).

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

40334131243000 is a wasteful number, since it uses less digits than its factorization.

40334131243000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19665914 (or 19665900 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 40334131243000 its reverse (34213143304), we get a palindrome (40368344386304).

The spelling of 40334131243000 in words is "forty trillion, three hundred thirty-four billion, one hundred thirty-one million, two hundred forty-three thousand".