40401131362 has 16 divisors (see below), whose sum is σ = 62561590272.
Its totient is φ = 19547372160.
The previous prime is 40401131317. The next prime is 40401131383. The reversal of 40401131362 is 26313110404.
Adding to 40401131362 its reverse (26313110404), we get a palindrome (66714241766).
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, 1280023 + ... + 1311205.
It is an arithmetic number, because the mean of its divisors is an integer number (3910099392).
Almost surely, 240401131362 is an apocalyptic number.
40401131362 is a deficient number, since it is larger than the sum of its proper divisors (22160458910).
40401131362 is a wasteful number, since it uses less digits than its factorization.
40401131362 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 52113.
The product of its (nonzero) digits is 1728, while the sum is 25.
The spelling of 40401131362 in words is "forty billion, four hundred one million, one hundred thirty-one thousand, three hundred sixty-two".