4401377547172 has 12 divisors (see below), whose sum is σ = 7706206882780. Its totient is φ = 2199604152096.

The previous prime is 4401377547157. The next prime is 4401377547223. The reversal of 4401377547172 is 2717457731044.

It can be written as a sum of positive squares in 2 ways, for example, as 2875791905856 + 1525585641316 = 1695816^2 + 1235146^2 .

It is a super-2 number, since 2×4401377547172² (a number of 26 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 271146243 + ... + 271162474.

Almost surely, 2^{4401377547172} is an apocalyptic number.

It is an amenable number.

4401377547172 is a deficient number, since it is larger than the sum of its proper divisors (3304829335608).

4401377547172 is a wasteful number, since it uses less digits than its factorization.

4401377547172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 542310750 (or 542310748 counting only the distinct ones).

The product of its (nonzero) digits is 4609920, while the sum is 52.

The spelling of 4401377547172 in words is "four trillion, four hundred one billion, three hundred seventy-seven million, five hundred forty-seven thousand, one hundred seventy-two".