42002934064340 has 24 divisors (see below), whose sum is σ = 88209425818752. Its totient is φ = 16800551857440.

The previous prime is 42002934064309. The next prime is 42002934064369. The reversal of 42002934064340 is 4346043920024.

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, 38306384 + ... + 39387623.

It is an arithmetic number, because the mean of its divisors is an integer number (3675392742448).

Almost surely, 2^{42002934064340} is an apocalyptic number.

It is an amenable number.

42002934064340 is an abundant number, since it is smaller than the sum of its proper divisors (46206491754412).

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

42002934064340 is a wasteful number, since it uses less digits than its factorization.

42002934064340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77721047 (or 77721045 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 41.

Adding to 42002934064340 its reverse (4346043920024), we get a palindrome (46348977984364).

The spelling of 42002934064340 in words is "forty-two trillion, two billion, nine hundred thirty-four million, sixty-four thousand, three hundred forty".