7542622384 has 40 divisors (see below), whose sum is σ = 15971709888. Its totient is φ = 3422153280.

The previous prime is 7542622379. The next prime is 7542622387. The reversal of 7542622384 is 4832262457.

It is a self number, because there is not a number n which added to its sum of digits gives 7542622384.

It is not an unprimeable number, because it can be changed into a prime (7542622387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57099 + ... + 135445.

Almost surely, 2^7542622384 is an apocalyptic number.

It is an amenable number.

7542622384 is an abundant number, since it is smaller than the sum of its proper divisors (8429087504).

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

7542622384 is a wasteful number, since it uses less digits than its factorization.

7542622384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78913 (or 78907 counting only the distinct ones).

The product of its digits is 645120, while the sum is 43.

The square root of 7542622384 is about 86848.2721992787. The cubic root of 7542622384 is about 1961.1348405095.

It can be divided in two parts, 7542 and 622384, that added together give a palindrome (629926).

The spelling of 7542622384 in words is "seven billion, five hundred forty-two million, six hundred twenty-two thousand, three hundred eighty-four".