42402422422402 has 32 divisors (see below), whose sum is σ = 75247264594944. Its totient is φ = 17536438656000.

The previous prime is 42402422422397. The next prime is 42402422422447. The reversal of 42402422422402 is 20422422420424.

It is a super-2 number, since 2×42402422422402² (a number of 28 digits) contains 22 as substring.

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, 138234099 + ... + 138540502.

It is an arithmetic number, because the mean of its divisors is an integer number (2351477018592).

Almost surely, 2^{42402422422402} is an apocalyptic number.

42402422422402 is a deficient number, since it is larger than the sum of its proper divisors (32844842172542).

42402422422402 is a wasteful number, since it uses less digits than its factorization.

42402422422402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276774994.

The product of its (nonzero) digits is 131072, while the sum is 34.

Adding to 42402422422402 its reverse (20422422420424), we get a palindrome (62824844842826).

The spelling of 42402422422402 in words is "forty-two trillion, four hundred two billion, four hundred twenty-two million, four hundred twenty-two thousand, four hundred two".