464897266641 has 32 divisors (see below), whose sum is σ = 712655280000. Its totient is φ = 299173218624.

The previous prime is 464897266627. The next prime is 464897266649. The reversal of 464897266641 is 146662798464.

It is a happy number.

It is not a de Polignac number, because 464897266641 - 2⁵ = 464897266609 is a prime.

It is a super-2 number, since 2×464897266641² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (464897266649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3337006 + ... + 3473528.

It is an arithmetic number, because the mean of its divisors is an integer number (22270477500).

Almost surely, 2^464897266641 is an apocalyptic number.

It is an amenable number.

464897266641 is a deficient number, since it is larger than the sum of its proper divisors (247758013359).

464897266641 is a wasteful number, since it uses less digits than its factorization.

464897266641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140910 (or 140904 counting only the distinct ones).

The product of its digits is 83607552, while the sum is 63.

The spelling of 464897266641 in words is "four hundred sixty-four billion, eight hundred ninety-seven million, two hundred sixty-six thousand, six hundred forty-one".