406868757340 has 24 divisors (see below), whose sum is σ = 867176996112. Its totient is φ = 160318435200.

The previous prime is 406868757331. The next prime is 406868757341. The reversal of 406868757340 is 43757868604.

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 7 ways as a sum of consecutive naturals, for example, 151815361 + ... + 151818040.

It is an arithmetic number, because the mean of its divisors is an integer number (36132374838).

Almost surely, 2^406868757340 is an apocalyptic number.

It is an amenable number.

406868757340 is an abundant number, since it is smaller than the sum of its proper divisors (460308238772).

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

406868757340 is a wasteful number, since it uses less digits than its factorization.

406868757340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303633477 (or 303633475 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 58.

The spelling of 406868757340 in words is "four hundred six billion, eight hundred sixty-eight million, seven hundred fifty-seven thousand, three hundred forty".