6426421481942 has 32 divisors (see below), whose sum is σ = 12046789787904. Its totient is φ = 2497853282400.

The previous prime is 6426421481929. The next prime is 6426421481957. The reversal of 6426421481942 is 2491841246246.

It is a super-2 number, since 2×6426421481942² (a number of 26 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 15 ways as a sum of consecutive naturals, for example, 49495748 + ... + 49625415.

It is an arithmetic number, because the mean of its divisors is an integer number (376462180872).

Almost surely, 2^{6426421481942} is an apocalyptic number.

6426421481942 is a deficient number, since it is larger than the sum of its proper divisors (5620368305962).

6426421481942 is a wasteful number, since it uses less digits than its factorization.

6426421481942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99121604.

The product of its digits is 5308416, while the sum is 53.

The spelling of 6426421481942 in words is "six trillion, four hundred twenty-six billion, four hundred twenty-one million, four hundred eighty-one thousand, nine hundred forty-two".