406868757342 has 8 divisors (see below), whose sum is σ = 813737514696. Its totient is φ = 135622919112.

The previous prime is 406868757341. The next prime is 406868757367. The reversal of 406868757342 is 243757868604.

It is a happy number.

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

406868757342 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406868757341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33905729773 + ... + 33905729784.

It is an arithmetic number, because the mean of its divisors is an integer number (101717189337).

Almost surely, 2^406868757342 is an apocalyptic number.

406868757342 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.

406868757342 is a wasteful number, since it uses less digits than its factorization.

406868757342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67811459562.

The product of its (nonzero) digits is 54190080, while the sum is 60.

The spelling of 406868757342 in words is "four hundred six billion, eight hundred sixty-eight million, seven hundred fifty-seven thousand, three hundred forty-two".