40957396440918 has 8 divisors (see below), whose sum is σ = 81914792881848. Its totient is φ = 13652465480304.

The previous prime is 40957396440901. The next prime is 40957396440953. The reversal of 40957396440918 is 81904469375904.

It is a sphenic number, since it is the product of 3 distinct primes.

40957396440918 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3413116370071 + ... + 3413116370082.

It is an arithmetic number, because the mean of its divisors is an integer number (10239349110231).

Almost surely, 2^{40957396440918} is an apocalyptic number.

40957396440918 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40957396440918 is a wasteful number, since it uses less digits than its factorization.

40957396440918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6826232740158.

The product of its (nonzero) digits is 235146240, while the sum is 69.

The spelling of 40957396440918 in words is "forty trillion, nine hundred fifty-seven billion, three hundred ninety-six million, four hundred forty thousand, nine hundred eighteen".