723848324146 has 4 divisors (see below), whose sum is σ = 1085772486222. Its totient is φ = 361924162072.

The previous prime is 723848324137. The next prime is 723848324167. The reversal of 723848324146 is 641423848327.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 641423848327 = 5051 ⋅126989477.

It can be written as a sum of positive squares in only one way, i.e., 703459625625 + 20388698521 = 838725^2 + 142789^2 .

It is a junction number, because it is equal to n+sod(n) for n = 723848324093 and 723848324102.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180962081035 + ... + 180962081038.

Almost surely, 2^723848324146 is an apocalyptic number.

723848324146 is a deficient number, since it is larger than the sum of its proper divisors (361924162076).

723848324146 is a wasteful number, since it uses less digits than its factorization.

723848324146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361924162075.

The product of its digits is 6193152, while the sum is 52.

The spelling of 723848324146 in words is "seven hundred twenty-three billion, eight hundred forty-eight million, three hundred twenty-four thousand, one hundred forty-six".