40402341201340 has 24 divisors (see below), whose sum is σ = 84941221799952. Its totient is φ = 16142592618240.

The previous prime is 40402341201307. The next prime is 40402341201401. The reversal of 40402341201340 is 4310214320404.

It is a junction number, because it is equal to n+sod(n) for n = 40402341201299 and 40402341201308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1146473334 + ... + 1146508573.

It is an arithmetic number, because the mean of its divisors is an integer number (3539217574998).

Almost surely, 2^{40402341201340} is an apocalyptic number.

It is an amenable number.

40402341201340 is an abundant number, since it is smaller than the sum of its proper divisors (44538880598612).

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

40402341201340 is a wasteful number, since it uses less digits than its factorization.

40402341201340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2292982797 (or 2292982795 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 40402341201340 its reverse (4310214320404), we get a palindrome (44712555521744).

The spelling of 40402341201340 in words is "forty trillion, four hundred two billion, three hundred forty-one million, two hundred one thousand, three hundred forty".