40202244432020 has 48 divisors (see below), whose sum is σ = 92100434082048. Its totient is φ = 14618879429760.

The previous prime is 40202244432013. The next prime is 40202244432061. The reversal of 40202244432020 is 2023444220204.

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, 29193509 + ... + 30539571.

It is an arithmetic number, because the mean of its divisors is an integer number (1918759043376).

Almost surely, 2^{40202244432020} is an apocalyptic number.

It is an amenable number.

40202244432020 is an abundant number, since it is smaller than the sum of its proper divisors (51898189650028).

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

40202244432020 is a wasteful number, since it uses less digits than its factorization.

40202244432020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1481840 (or 1481838 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 29.

Adding to 40202244432020 its reverse (2023444220204), we get a palindrome (42225688652224).

The spelling of 40202244432020 in words is "forty trillion, two hundred two billion, two hundred forty-four million, four hundred thirty-two thousand, twenty".