9625066542 has 160 divisors (see below), whose sum is σ = 27699420672. Its totient is φ = 2428024896.

The previous prime is 9625066541. The next prime is 9625066553. The reversal of 9625066542 is 2456605269.

It is a happy number.

9625066542 is a `hidden beast` number, since 96 + 2 + 506 + 6 + 54 + 2 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9625066541) 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 79 ways as a sum of consecutive naturals, for example, 324873 + ... + 353259.

Almost surely, 2^9625066542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9625066542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13849710336).

9625066542 is an abundant number, since it is smaller than the sum of its proper divisors (18074354130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9625066542 is a wasteful number, since it uses less digits than its factorization.

9625066542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28444 (or 28435 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The square root of 9625066542 is about 98107.4234805909. The cubic root of 9625066542 is about 2127.1653345552.

The spelling of 9625066542 in words is "nine billion, six hundred twenty-five million, sixty-six thousand, five hundred forty-two".