1393797470396 has 12 divisors (see below), whose sum is σ = 2439156659520. Its totient is φ = 696895567680.

The previous prime is 1393797470393. The next prime is 1393797470407. The reversal of 1393797470396 is 6930747973931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1393797470393) 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, 396260 + ... + 1715988.

It is an arithmetic number, because the mean of its divisors is an integer number (203263054960).

Almost surely, 2^{1393797470396} is an apocalyptic number.

It is an amenable number.

1393797470396 is a deficient number, since it is larger than the sum of its proper divisors (1045359189124).

1393797470396 is a wasteful number, since it uses less digits than its factorization.

1393797470396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1583764 (or 1583762 counting only the distinct ones).

The product of its (nonzero) digits is 162030456, while the sum is 68.

Adding to 1393797470396 its sum of digits (68), we get a square (1393797470464 = 1180592²).

The spelling of 1393797470396 in words is "one trillion, three hundred ninety-three billion, seven hundred ninety-seven million, four hundred seventy thousand, three hundred ninety-six".