1726396156964 has 12 divisors (see below), whose sum is σ = 3022792649100. Its totient is φ = 862741114368.

The previous prime is 1726396156937. The next prime is 1726396156997. The reversal of 1726396156964 is 4696516936271.

It can be written as a sum of positive squares in 2 ways, for example, as 1261708534564 + 464687622400 = 1123258^2 + 681680^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1726396156964.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 114232529 + ... + 114247640.

It is an arithmetic number, because the mean of its divisors is an integer number (251899387425).

Almost surely, 2^{1726396156964} is an apocalyptic number.

It is an amenable number.

1726396156964 is a deficient number, since it is larger than the sum of its proper divisors (1296396492136).

1726396156964 is a wasteful number, since it uses less digits than its factorization.

1726396156964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228482062 (or 228482060 counting only the distinct ones).

The product of its digits is 88179840, while the sum is 65.

The spelling of 1726396156964 in words is "one trillion, seven hundred twenty-six billion, three hundred ninety-six million, one hundred fifty-six thousand, nine hundred sixty-four".