42402054652525 has 12 divisors (see below), whose sum is σ = 55345839757600. Its totient is φ = 32136294052080.

The previous prime is 42402054652519. The next prime is 42402054652553. The reversal of 42402054652525 is 52525645020424.

It is not a de Polignac number, because 42402054652525 - 2¹⁹ = 42402054128237 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44633741265 + ... + 44633742214.

Almost surely, 2^{42402054652525} is an apocalyptic number.

It is an amenable number.

42402054652525 is a deficient number, since it is larger than the sum of its proper divisors (12943785105075).

42402054652525 is a wasteful number, since it uses less digits than its factorization.

42402054652525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89267483508 (or 89267483503 counting only the distinct ones).

The product of its (nonzero) digits is 3840000, while the sum is 46.

Adding to 42402054652525 its reverse (52525645020424), we get a palindrome (94927699672949).

The spelling of 42402054652525 in words is "forty-two trillion, four hundred two billion, fifty-four million, six hundred fifty-two thousand, five hundred twenty-five".