440030606401155 has 128 divisors (see below), whose sum is σ = 929435661527040. Its totient is φ = 172107908259840.

The previous prime is 440030606401117. The next prime is 440030606401181. The reversal of 440030606401155 is 551104606030044.

It is not a de Polignac number, because 440030606401155 - 2⁶ = 440030606401091 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 731633301 + ... + 732234489.

It is an arithmetic number, because the mean of its divisors is an integer number (7261216105680).

Almost surely, 2^{440030606401155} is an apocalyptic number.

440030606401155 is an abundant number, since it is smaller than the sum of its proper divisors (489405055125885).

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

440030606401155 is a wasteful number, since it uses less digits than its factorization.

440030606401155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638509.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 440030606401155 in words is "four hundred forty trillion, thirty billion, six hundred six million, four hundred one thousand, one hundred fifty-five".