40202240202402 has 64 divisors (see below), whose sum is σ = 83824984719360. Its totient is φ = 12839290776000.

The previous prime is 40202240202391. The next prime is 40202240202437. The reversal of 40202240202402 is 20420204220204.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 367831599 + ... + 367940877.

It is an arithmetic number, because the mean of its divisors is an integer number (1309765386240).

Almost surely, 2^{40202240202402} is an apocalyptic number.

40202240202402 is an abundant number, since it is smaller than the sum of its proper divisors (43622744516958).

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

40202240202402 is a wasteful number, since it uses less digits than its factorization.

40202240202402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128999.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 40202240202402 its reverse (20420204220204), we get a palindrome (60622444422606).

The spelling of 40202240202402 in words is "forty trillion, two hundred two billion, two hundred forty million, two hundred two thousand, four hundred two".