493144432951 has 4 divisors (see below), whose sum is σ = 493150065904. Its totient is φ = 493138800000.

The previous prime is 493144432939. The next prime is 493144432981. The reversal of 493144432951 is 159234441394.

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

It is a cyclic number.

It is not a de Polignac number, because 493144432951 - 2⁵ = 493144432919 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 493144432895 and 493144432904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (493144432981) 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, 2683050 + ... + 2860951.

It is an arithmetic number, because the mean of its divisors is an integer number (123287516476).

Almost surely, 2^493144432951 is an apocalyptic number.

493144432951 is a deficient number, since it is larger than the sum of its proper divisors (5632953).

493144432951 is an equidigital number, since it uses as much as digits as its factorization.

493144432951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5632952.

The product of its digits is 1866240, while the sum is 49.

The spelling of 493144432951 in words is "four hundred ninety-three billion, one hundred forty-four million, four hundred thirty-two thousand, nine hundred fifty-one".