402443202344134 has 16 divisors (see below), whose sum is σ = 690008429807136. Its totient is φ = 172449208843200.

The previous prime is 402443202344107. The next prime is 402443202344143. The reversal of 402443202344134 is 431443202344204.

It is a super-2 number, since 2×402443202344134² (a number of 30 digits) contains 22 as substring.

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, 2204014137 + ... + 2204196724.

It is an arithmetic number, because the mean of its divisors is an integer number (43125526862946).

Almost surely, 2^{402443202344134} is an apocalyptic number.

402443202344134 is a deficient number, since it is larger than the sum of its proper divisors (287565227463002).

402443202344134 is a wasteful number, since it uses less digits than its factorization.

402443202344134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4408217391.

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 402443202344134 its reverse (431443202344204), we get a palindrome (833886404688338).

The spelling of 402443202344134 in words is "four hundred two trillion, four hundred forty-three billion, two hundred two million, three hundred forty-four thousand, one hundred thirty-four".