505410214642 has 16 divisors (see below), whose sum is σ = 804451603032. Its totient is φ = 237324171520.

The previous prime is 505410214619. The next prime is 505410214643. The reversal of 505410214642 is 246412014505.

It can be written as a sum of positive squares in 4 ways, for example, as 431463745881 + 73946468761 = 656859^2 + 271931^2 .

It is a super-2 number, since 2×505410214642² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a junction number, because it is equal to n+sod(n) for n = 505410214598 and 505410214607.

It is not an unprimeable number, because it can be changed into a prime (505410214643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16106893 + ... + 16138240.

Almost surely, 2^505410214642 is an apocalyptic number.

505410214642 is a deficient number, since it is larger than the sum of its proper divisors (299041388390).

505410214642 is a wasteful number, since it uses less digits than its factorization.

505410214642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32245613.

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 505410214642 in words is "five hundred five billion, four hundred ten million, two hundred fourteen thousand, six hundred forty-two".