40213213320342 has 16 divisors (see below), whose sum is σ = 81559193213952. Its totient is φ = 13215610011240.

The previous prime is 40213213320299. The next prime is 40213213320391. The reversal of 40213213320342 is 24302331231204.

It is a happy number.

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, 47198606758 + ... + 47198607609.

It is an arithmetic number, because the mean of its divisors is an integer number (5097449575872).

Almost surely, 2^{40213213320342} is an apocalyptic number.

40213213320342 is an abundant number, since it is smaller than the sum of its proper divisors (41345979893610).

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

40213213320342 is a wasteful number, since it uses less digits than its factorization.

40213213320342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94397214443.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 40213213320342 its reverse (24302331231204), we get a palindrome (64515544551546).

The spelling of 40213213320342 in words is "forty trillion, two hundred thirteen billion, two hundred thirteen million, three hundred twenty thousand, three hundred forty-two".