718953012953 has 4 divisors (see below), whose sum is σ = 821660586240. Its totient is φ = 616245439668.

The previous prime is 718953012937. The next prime is 718953012977. The reversal of 718953012953 is 359210359817.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 718953012953 - 2⁴ = 718953012937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 718953012895 and 718953012904.

It is not an unprimeable number, because it can be changed into a prime (718953012923) 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, 51353786633 + ... + 51353786646.

It is an arithmetic number, because the mean of its divisors is an integer number (205415146560).

Almost surely, 2^718953012953 is an apocalyptic number.

It is an amenable number.

718953012953 is a deficient number, since it is larger than the sum of its proper divisors (102707573287).

718953012953 is a wasteful number, since it uses less digits than its factorization.

718953012953 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102707573286.

The product of its (nonzero) digits is 2041200, while the sum is 53.

The spelling of 718953012953 in words is "seven hundred eighteen billion, nine hundred fifty-three million, twelve thousand, nine hundred fifty-three".