40000521332130 has 64 divisors (see below), whose sum is σ = 96052884048000. Its totient is φ = 10661070099456.

The previous prime is 40000521332129. The next prime is 40000521332137. The reversal of 40000521332130 is 3123312500004.

It is a self number, because there is not a number n which added to its sum of digits gives 40000521332130.

It is not an unprimeable number, because it can be changed into a prime (40000521332137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 511522314 + ... + 511600506.

It is an arithmetic number, because the mean of its divisors is an integer number (1500826313250).

Almost surely, 2^{40000521332130} is an apocalyptic number.

40000521332130 is an abundant number, since it is smaller than the sum of its proper divisors (56052362715870).

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

40000521332130 is a wasteful number, since it uses less digits than its factorization.

40000521332130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87155.

The product of its (nonzero) digits is 2160, while the sum is 24.

Adding to 40000521332130 its reverse (3123312500004), we get a palindrome (43123833832134).

The spelling of 40000521332130 in words is "forty trillion, five hundred twenty-one million, three hundred thirty-two thousand, one hundred thirty".