32073147531 has 32 divisors (see below), whose sum is σ = 49593176640. Its totient is φ = 20466950400.

The previous prime is 32073147523. The next prime is 32073147541. The reversal of 32073147531 is 13574137023.

It is not a de Polignac number, because 32073147531 - 2³ = 32073147523 is a prime.

It is a super-2 number, since 2×32073147531² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (32073147541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 214660 + ... + 332001.

It is an arithmetic number, because the mean of its divisors is an integer number (1549786770).

Almost surely, 2^32073147531 is an apocalyptic number.

32073147531 is a deficient number, since it is larger than the sum of its proper divisors (17520029109).

32073147531 is a wasteful number, since it uses less digits than its factorization.

32073147531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546764 (or 546758 counting only the distinct ones).

The product of its (nonzero) digits is 52920, while the sum is 36.

The spelling of 32073147531 in words is "thirty-two billion, seventy-three million, one hundred forty-seven thousand, five hundred thirty-one".