402003311351255 has 8 divisors (see below), whose sum is σ = 482465685830832. Its totient is φ = 321561507608128.

The previous prime is 402003311351207. The next prime is 402003311351261. The reversal of 402003311351255 is 552153113300204.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-402003311351255 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 5142641117 + ... + 5142719286.

It is an arithmetic number, because the mean of its divisors is an integer number (60308210728854).

Almost surely, 2^{402003311351255} is an apocalyptic number.

402003311351255 is a deficient number, since it is larger than the sum of its proper divisors (80462374479577).

402003311351255 is a wasteful number, since it uses less digits than its factorization.

402003311351255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10285368225.

The product of its (nonzero) digits is 54000, while the sum is 35.

Adding to 402003311351255 its reverse (552153113300204), we get a palindrome (954156424651459).

The spelling of 402003311351255 in words is "four hundred two trillion, three billion, three hundred eleven million, three hundred fifty-one thousand, two hundred fifty-five".