1393086220425 has 72 divisors (see below), whose sum is σ = 2576575921920. Its totient is φ = 718757020800.

The previous prime is 1393086220417. The next prime is 1393086220439. The reversal of 1393086220425 is 5240226803931.

1393086220425 is a `hidden beast` number, since 13 + 9 + 3 + 0 + 8 + 622 + 0 + 4 + 2 + 5 = 666.

It is not a de Polignac number, because 1393086220425 - 2³ = 1393086220417 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 20465547 + ... + 20533503.

Almost surely, 2^{1393086220425} is an apocalyptic number.

1393086220425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1393086220425 is a deficient number, since it is larger than the sum of its proper divisors (1183489701495).

1393086220425 is a wasteful number, since it uses less digits than its factorization.

1393086220425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70943 (or 70935 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The spelling of 1393086220425 in words is "one trillion, three hundred ninety-three billion, eighty-six million, two hundred twenty thousand, four hundred twenty-five".