464440423461 has 12 divisors (see below), whose sum is σ = 720356575392. Its totient is φ = 265394527608.

The previous prime is 464440423457. The next prime is 464440423471. The reversal of 464440423461 is 164324044464.

It is not a de Polignac number, because 464440423461 - 2² = 464440423457 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464440423441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1579729185 + ... + 1579729478.

It is an arithmetic number, because the mean of its divisors is an integer number (60029714616).

Almost surely, 2^464440423461 is an apocalyptic number.

It is an amenable number.

464440423461 is a deficient number, since it is larger than the sum of its proper divisors (255916151931).

464440423461 is a wasteful number, since it uses less digits than its factorization.

464440423461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159458680 (or 3159458673 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 42.

The spelling of 464440423461 in words is "four hundred sixty-four billion, four hundred forty million, four hundred twenty-three thousand, four hundred sixty-one".