464644237143117 has 16 divisors (see below), whose sum is σ = 626532409261440. Its totient is φ = 306259953753600.

The previous prime is 464644237143101. The next prime is 464644237143139. The reversal of 464644237143117 is 711341732446464.

It is not a de Polignac number, because 464644237143117 - 2⁴ = 464644237143101 is a prime.

It is a super-2 number, since 2×464644237143117² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464644237143197) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59947809 + ... + 67253462.

It is an arithmetic number, because the mean of its divisors is an integer number (39158275578840).

Almost surely, 2^{464644237143117} is an apocalyptic number.

It is an amenable number.

464644237143117 is a deficient number, since it is larger than the sum of its proper divisors (161888172118323).

464644237143117 is a wasteful number, since it uses less digits than its factorization.

464644237143117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127215044.

The product of its digits is 32514048, while the sum is 57.

The spelling of 464644237143117 in words is "four hundred sixty-four trillion, six hundred forty-four billion, two hundred thirty-seven million, one hundred forty-three thousand, one hundred seventeen".