7533401488 has 20 divisors (see below), whose sum is σ = 15454552140. Its totient is φ = 3545129984.

The previous prime is 7533401483. The next prime is 7533401507. The reversal of 7533401488 is 8841043357.

It can be written as a sum of positive squares in 2 ways, for example, as 3330213264 + 4203188224 = 57708^2 + 64832^2 .

It is a super-2 number, since 2×7533401488² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (7533401483) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13847893 + ... + 13848436.

It is an arithmetic number, because the mean of its divisors is an integer number (772727607).

Almost surely, 2^7533401488 is an apocalyptic number.

It is an amenable number.

7533401488 is an abundant number, since it is smaller than the sum of its proper divisors (7921150652).

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

7533401488 is a wasteful number, since it uses less digits than its factorization.

7533401488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27696354 (or 27696348 counting only the distinct ones).

The product of its (nonzero) digits is 322560, while the sum is 43.

The square root of 7533401488 is about 86795.1697273529. The cubic root of 7533401488 is about 1960.3353487006.

The spelling of 7533401488 in words is "seven billion, five hundred thirty-three million, four hundred one thousand, four hundred eighty-eight".