40551424525 has 6 divisors (see below), whose sum is σ = 50283766442. Its totient is φ = 32441139600.

The previous prime is 40551424523. The next prime is 40551424559. The reversal of 40551424525 is 52542415504.

It can be written as a sum of positive squares in 3 ways, for example, as 12823561 + 40538600964 = 3581^2 + 201342^2 .

It is not a de Polignac number, because 40551424525 - 2¹ = 40551424523 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40551424523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 811028466 + ... + 811028515.

Almost surely, 2^40551424525 is an apocalyptic number.

It is an amenable number.

40551424525 is a deficient number, since it is larger than the sum of its proper divisors (9732341917).

40551424525 is a wasteful number, since it uses less digits than its factorization.

40551424525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1622056991 (or 1622056986 counting only the distinct ones).

The product of its (nonzero) digits is 160000, while the sum is 37.

The spelling of 40551424525 in words is "forty billion, five hundred fifty-one million, four hundred twenty-four thousand, five hundred twenty-five".