400350312341111 has 8 divisors (see below), whose sum is σ = 438004428701184. Its totient is φ = 362905968217720.

The previous prime is 400350312341101. The next prime is 400350312341113. The reversal of 400350312341111 is 111143213053004.

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

It is a cyclic number.

It is not a de Polignac number, because 400350312341111 - 2¹⁰ = 400350312340087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400350312341113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52443055175 + ... + 52443062808.

It is an arithmetic number, because the mean of its divisors is an integer number (54750553587648).

Almost surely, 2^{400350312341111} is an apocalyptic number.

400350312341111 is a deficient number, since it is larger than the sum of its proper divisors (37654116360073).

400350312341111 is a wasteful number, since it uses less digits than its factorization.

400350312341111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104886118341.

The product of its (nonzero) digits is 4320, while the sum is 29.

Adding to 400350312341111 its reverse (111143213053004), we get a palindrome (511493525394115).

The spelling of 400350312341111 in words is "four hundred trillion, three hundred fifty billion, three hundred twelve million, three hundred forty-one thousand, one hundred eleven".