425204021243331 has 48 divisors (see below), whose sum is σ = 670196942539488. Its totient is φ = 257630768332800.

The previous prime is 425204021243293. The next prime is 425204021243377. The reversal of 425204021243331 is 133342120402524.

425204021243331 is a `hidden beast` number, since 4 + 2 + 5 + 2 + 0 + 4 + 0 + 212 + 433 + 3 + 1 = 666.

It is not a de Polignac number, because 425204021243331 - 2⁷ = 425204021243203 is a prime.

It is a super-2 number, since 2×425204021243331² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425204021242331) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6849150211 + ... + 6849212291.

It is an arithmetic number, because the mean of its divisors is an integer number (13962436302906).

Almost surely, 2^{425204021243331} is an apocalyptic number.

425204021243331 is a deficient number, since it is larger than the sum of its proper divisors (244992921296157).

425204021243331 is a wasteful number, since it uses less digits than its factorization.

425204021243331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79412 (or 79409 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 425204021243331 its reverse (133342120402524), we get a palindrome (558546141645855).

The spelling of 425204021243331 in words is "four hundred twenty-five trillion, two hundred four billion, twenty-one million, two hundred forty-three thousand, three hundred thirty-one".