40102880248521 has 6 divisors (see below), whose sum is σ = 57926382581210. Its totient is φ = 26735253499008.

The previous prime is 40102880248511. The next prime is 40102880248553. The reversal of 40102880248521 is 12584208820104.

It is a happy number.

40102880248521 is a `hidden beast` number, since 4 + 0 + 1 + 0 + 2 + 8 + 80 + 2 + 48 + 521 = 666.

40102880248521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 37306747805625 + 2796132442896 = 6107925^2 + 1672164^2 .

It is not a de Polignac number, because 40102880248521 - 2⁵ = 40102880248489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40102880248511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2227937791576 + ... + 2227937791593.

Almost surely, 2^{40102880248521} is an apocalyptic number.

It is an amenable number.

40102880248521 is a deficient number, since it is larger than the sum of its proper divisors (17823502332689).

40102880248521 is a wasteful number, since it uses less digits than its factorization.

40102880248521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4455875583175 (or 4455875583172 counting only the distinct ones).

The product of its (nonzero) digits is 327680, while the sum is 45.

The spelling of 40102880248521 in words is "forty trillion, one hundred two billion, eight hundred eighty million, two hundred forty-eight thousand, five hundred twenty-one".