402411005042 has 32 divisors (see below), whose sum is σ = 655800776064. Its totient is φ = 184685212800.

The previous prime is 402411005041. The next prime is 402411005071. The reversal of 402411005042 is 240500114204.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 402411004999 and 402411005017.

It is not an unprimeable number, because it can be changed into a prime (402411005041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1633868 + ... + 1863959.

It is an arithmetic number, because the mean of its divisors is an integer number (20493774252).

Almost surely, 2^402411005042 is an apocalyptic number.

402411005042 is a deficient number, since it is larger than the sum of its proper divisors (253389771022).

402411005042 is a wasteful number, since it uses less digits than its factorization.

402411005042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3497954.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 402411005042 its reverse (240500114204), we get a palindrome (642911119246).

The spelling of 402411005042 in words is "four hundred two billion, four hundred eleven million, five thousand, forty-two".