40210402052 has 48 divisors (see below), whose sum is σ = 73696392000. Its totient is φ = 19172920704.

The previous prime is 40210402009. The next prime is 40210402091. The reversal of 40210402052 is 25020401204.

It is a happy 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, 3170099 + ... + 3182757.

It is an arithmetic number, because the mean of its divisors is an integer number (1535341500).

Almost surely, 2^40210402052 is an apocalyptic number.

It is an amenable number.

40210402052 is a deficient number, since it is larger than the sum of its proper divisors (33485989948).

40210402052 is a wasteful number, since it uses less digits than its factorization.

40210402052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13028 (or 13026 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 20.

Adding to 40210402052 its reverse (25020401204), we get a palindrome (65230803256).

The spelling of 40210402052 in words is "forty billion, two hundred ten million, four hundred two thousand, fifty-two".