505544150403044 has 6 divisors (see below), whose sum is σ = 884702263205334. Its totient is φ = 252772075201520.

The previous prime is 505544150403031. The next prime is 505544150403101. The reversal of 505544150403044 is 440304051445505.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 399171948986944 + 106372201416100 = 19979288^2 + 10313690^2 .

It is a junction number, because it is equal to n+sod(n) for n = 505544150402986 and 505544150403004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63193018800377 + ... + 63193018800384.

It is an arithmetic number, because the mean of its divisors is an integer number (147450377200889).

Almost surely, 2^{505544150403044} is an apocalyptic number.

It is an amenable number.

505544150403044 is a deficient number, since it is larger than the sum of its proper divisors (379158112802290).

505544150403044 is a wasteful number, since it uses less digits than its factorization.

505544150403044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126386037600765 (or 126386037600763 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 44.

The spelling of 505544150403044 in words is "five hundred five trillion, five hundred forty-four billion, one hundred fifty million, four hundred three thousand, forty-four".