402212514022345 has 16 divisors (see below), whose sum is σ = 519794652605760. Its totient is φ = 297011428012224.

The previous prime is 402212514022303. The next prime is 402212514022373. The reversal of 402212514022345 is 543220415212204.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 402212514022345 - 2⁷ = 402212514022217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 70611039 + ... + 76094308.

It is an arithmetic number, because the mean of its divisors is an integer number (32487165787860).

Almost surely, 2^{402212514022345} is an apocalyptic number.

It is an amenable number.

402212514022345 is a deficient number, since it is larger than the sum of its proper divisors (117582138583415).

402212514022345 is a wasteful number, since it uses less digits than its factorization.

402212514022345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146747544.

The product of its (nonzero) digits is 153600, while the sum is 37.

Adding to 402212514022345 its reverse (543220415212204), we get a palindrome (945432929234549).

The spelling of 402212514022345 in words is "four hundred two trillion, two hundred twelve billion, five hundred fourteen million, twenty-two thousand, three hundred forty-five".