40202412452 has 24 divisors (see below), whose sum is σ = 72377637696. Its totient is φ = 19530452448.

The previous prime is 40202412449. The next prime is 40202412461. The reversal of 40202412452 is 25421420204.

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, 898718 + ... + 942389.

It is an arithmetic number, because the mean of its divisors is an integer number (3015734904).

Almost surely, 2^40202412452 is an apocalyptic number.

It is an amenable number.

40202412452 is a deficient number, since it is larger than the sum of its proper divisors (32175225244).

40202412452 is a wasteful number, since it uses less digits than its factorization.

40202412452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1841267 (or 1841265 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 26.

Adding to 40202412452 its reverse (25421420204), we get a palindrome (65623832656).

The spelling of 40202412452 in words is "forty billion, two hundred two million, four hundred twelve thousand, four hundred fifty-two".