43325420787 has 12 divisors (see below), whose sum is σ = 68270360184. Its totient is φ = 26257830720.

The previous prime is 43325420731. The next prime is 43325420797. The reversal of 43325420787 is 78702452334.

43325420787 is a `hidden beast` number, since 4 + 3 + 32 + 542 + 0 + 78 + 7 = 666.

It is not a de Polignac number, because 43325420787 - 2⁷ = 43325420659 is a prime.

It is a super-2 number, since 2×43325420787² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43325420797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 218815158 + ... + 218815355.

It is an arithmetic number, because the mean of its divisors is an integer number (5689196682).

Almost surely, 2^43325420787 is an apocalyptic number.

43325420787 is a deficient number, since it is larger than the sum of its proper divisors (24944939397).

43325420787 is a wasteful number, since it uses less digits than its factorization.

43325420787 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 437630530 (or 437630527 counting only the distinct ones).

The product of its (nonzero) digits is 1128960, while the sum is 45.

The spelling of 43325420787 in words is "forty-three billion, three hundred twenty-five million, four hundred twenty thousand, seven hundred eighty-seven".