425442765451 has 16 divisors (see below), whose sum is σ = 474028858368. Its totient is φ = 378509454400.

The previous prime is 425442765437. The next prime is 425442765457. The reversal of 425442765451 is 154567244524.

It is not a de Polignac number, because 425442765451 - 2²⁷ = 425308547723 is a prime.

It is a super-3 number, since 3×425442765451³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425442765395 and 425442765404.

It is not an unprimeable number, because it can be changed into a prime (425442765457) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10911471 + ... + 10950391.

It is an arithmetic number, because the mean of its divisors is an integer number (29626803648).

Almost surely, 2^425442765451 is an apocalyptic number.

425442765451 is a deficient number, since it is larger than the sum of its proper divisors (48586092917).

425442765451 is a wasteful number, since it uses less digits than its factorization.

425442765451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60122.

The product of its digits is 5376000, while the sum is 49.

The spelling of 425442765451 in words is "four hundred twenty-five billion, four hundred forty-two million, seven hundred sixty-five thousand, four hundred fifty-one".