6240426240426 has 32 divisors (see below), whose sum is σ = 14269883322240. Its totient is φ = 1782222436416.

The previous prime is 6240426240397. The next prime is 6240426240427.

It is a happy number.

6240426240426 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×6240426240426² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (6240426240427) 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, 31420221 + ... + 31618208.

It is an arithmetic number, because the mean of its divisors is an integer number (445933853820).

Almost surely, 2^{6240426240426} is an apocalyptic number.

6240426240426 is an abundant number, since it is smaller than the sum of its proper divisors (8029457081814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6240426240426 is a wasteful number, since it uses less digits than its factorization.

6240426240426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63040798.

The product of its (nonzero) digits is 884736, while the sum is 42.

The spelling of 6240426240426 in words is "six trillion, two hundred forty billion, four hundred twenty-six million, two hundred forty thousand, four hundred twenty-six".