505953412 has 6 divisors (see below), whose sum is σ = 885418478. Its totient is φ = 252976704.

The previous prime is 505953397. The next prime is 505953431. The reversal of 505953412 is 214359505.

It can be written as a sum of positive squares in only one way, i.e., 486026116 + 19927296 = 22046^2 + 4464^2 .

It is a super-2 number, since 2×505953412² = 511977710228883488, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63244173 + ... + 63244180.

Almost surely, 2^505953412 is an apocalyptic number.

It is an amenable number.

505953412 is a deficient number, since it is larger than the sum of its proper divisors (379465066).

505953412 is a wasteful number, since it uses less digits than its factorization.

505953412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126488357 (or 126488355 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 34.

The square root of 505953412 is about 22493.4081899565. The cubic root of 505953412 is about 796.8382560979.

The spelling of 505953412 in words is "five hundred five million, nine hundred fifty-three thousand, four hundred twelve".