440660020532136 has 32 divisors (see below), whose sum is σ = 1101650680360800. Its totient is φ = 146886589640000.

The previous prime is 440660020532131. The next prime is 440660020532183. The reversal of 440660020532136 is 631235020066044.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (440660020532131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49209355 + ... + 57470693.

It is an arithmetic number, because the mean of its divisors is an integer number (34426583761275).

Almost surely, 2^{440660020532136} is an apocalyptic number.

It is an amenable number.

440660020532136 is an abundant number, since it is smaller than the sum of its proper divisors (660990659828664).

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

440660020532136 is a wasteful number, since it uses less digits than its factorization.

440660020532136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10483849 (or 10483845 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 440660020532136 in words is "four hundred forty trillion, six hundred sixty billion, twenty million, five hundred thirty-two thousand, one hundred thirty-six".