463642261450 has 12 divisors (see below), whose sum is σ = 862374606390. Its totient is φ = 185456904560.

The previous prime is 463642261387. The next prime is 463642261457. The reversal of 463642261450 is 54162246364.

It can be written as a sum of positive squares in 3 ways, for example, as 441455265241 + 22186996209 = 664421^2 + 148953^2 .

It is a super-2 number, since 2×463642261450² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 463642261397 and 463642261406.

It is not an unprimeable number, because it can be changed into a prime (463642261457) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4636422565 + ... + 4636422664.

Almost surely, 2^463642261450 is an apocalyptic number.

463642261450 is a deficient number, since it is larger than the sum of its proper divisors (398732344940).

463642261450 is a wasteful number, since it uses less digits than its factorization.

463642261450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9272845241 (or 9272845236 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 463642261450 in words is "four hundred sixty-three billion, six hundred forty-two million, two hundred sixty-one thousand, four hundred fifty".