3821473731425 has 72 divisors (see below), whose sum is σ = 5768047107072. Its totient is φ = 2501168544000.

The previous prime is 3821473731409. The next prime is 3821473731437. The reversal of 3821473731425 is 5241373741283.

3821473731425 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3821473731425 - 2⁴ = 3821473731409 is a prime.

It is a super-2 number, since 2×3821473731425² (a number of 26 digits) contains 22 as substring.

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, 2082920 + ... + 3461430.

It is an arithmetic number, because the mean of its divisors is an integer number (80111765376).

Almost surely, 2^{3821473731425} is an apocalyptic number.

3821473731425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3821473731425 is a deficient number, since it is larger than the sum of its proper divisors (1946573375647).

3821473731425 is a wasteful number, since it uses less digits than its factorization.

3821473731425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378639 (or 1378627 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 50.

The spelling of 3821473731425 in words is "three trillion, eight hundred twenty-one billion, four hundred seventy-three million, seven hundred thirty-one thousand, four hundred twenty-five".