7538477696 has 64 divisors (see below), whose sum is σ = 15948964800. Its totient is φ = 3539128320.

The previous prime is 7538477659. The next prime is 7538477701. The reversal of 7538477696 is 6967748357.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 261101 + ... + 288531.

It is an arithmetic number, because the mean of its divisors is an integer number (249202575).

Almost surely, 2^7538477696 is an apocalyptic number.

7538477696 is a gapful number since it is divisible by the number (76) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7538477696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7974482400).

7538477696 is an abundant number, since it is smaller than the sum of its proper divisors (8410487104).

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

7538477696 is a wasteful number, since it uses less digits than its factorization.

7538477696 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27577 (or 27565 counting only the distinct ones).

The product of its digits is 53343360, while the sum is 62.

The square root of 7538477696 is about 86824.4072597101. The cubic root of 7538477696 is about 1960.7755586878.

The spelling of 7538477696 in words is "seven billion, five hundred thirty-eight million, four hundred seventy-seven thousand, six hundred ninety-six".