440020151264536 has 8 divisors (see below), whose sum is σ = 825037783621020. Its totient is φ = 220010075632264.

The previous prime is 440020151264467. The next prime is 440020151264539. The reversal of 440020151264536 is 635462151020044.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 440020151264492 and 440020151264501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (440020151264539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27501259454026 + ... + 27501259454041.

Almost surely, 2^{440020151264536} is an apocalyptic number.

It is an amenable number.

440020151264536 is a deficient number, since it is larger than the sum of its proper divisors (385017632356484).

440020151264536 is a wasteful number, since it uses less digits than its factorization.

440020151264536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55002518908073 (or 55002518908069 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 43.

The spelling of 440020151264536 in words is "four hundred forty trillion, twenty billion, one hundred fifty-one million, two hundred sixty-four thousand, five hundred thirty-six".