464642455141 has 4 divisors (see below), whose sum is σ = 477200359372. Its totient is φ = 452084550912.

The previous prime is 464642455129. The next prime is 464642455177. The reversal of 464642455141 is 141554246464.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 213971004900 + 250671450241 = 462570^2 + 500671^2 .

It is a de Polignac number, because none of the positive numbers 2^k-464642455141 is a prime.

It is a super-2 number, since 2×464642455141² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 464642455091 and 464642455100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464642425141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6278952060 + ... + 6278952133.

It is an arithmetic number, because the mean of its divisors is an integer number (119300089843).

Almost surely, 2^464642455141 is an apocalyptic number.

It is an amenable number.

464642455141 is a deficient number, since it is larger than the sum of its proper divisors (12557904231).

464642455141 is a wasteful number, since it uses less digits than its factorization.

464642455141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12557904230.

The product of its digits is 1843200, while the sum is 46.

The spelling of 464642455141 in words is "four hundred sixty-four billion, six hundred forty-two million, four hundred fifty-five thousand, one hundred forty-one".