464474341640 has 32 divisors (see below), whose sum is σ = 1045156095000. Its totient is φ = 185773945344.

The previous prime is 464474341637. The next prime is 464474341691. The reversal of 464474341640 is 46143474464.

It can be written as a sum of positive squares in 4 ways, for example, as 408967924036 + 55506417604 = 639506^2 + 235598^2 .

It is a super-2 number, since 2×464474341640² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11165 + ... + 963884.

Almost surely, 2^464474341640 is an apocalyptic number.

464474341640 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

464474341640 is an abundant number, since it is smaller than the sum of its proper divisors (580681753360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

464474341640 is a wasteful number, since it uses less digits than its factorization.

464474341640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986969 (or 986965 counting only the distinct ones).

The product of its (nonzero) digits is 3096576, while the sum is 47.

The spelling of 464474341640 in words is "four hundred sixty-four billion, four hundred seventy-four million, three hundred forty-one thousand, six hundred forty".