30732416040 has 64 divisors (see below), whose sum is σ = 92218959360. Its totient is φ = 8193381120.

The previous prime is 30732416027. The next prime is 30732416063. The reversal of 30732416040 is 4061423703.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 30732415989 and 30732416007.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 523785 + ... + 579495.

It is an arithmetic number, because the mean of its divisors is an integer number (1440921240).

Almost surely, 2^30732416040 is an apocalyptic number.

30732416040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30732416040 is an abundant number, since it is smaller than the sum of its proper divisors (61486543320).

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

30732416040 is a wasteful number, since it uses less digits than its factorization.

30732416040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60322 (or 60318 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 30.

Adding to 30732416040 its reverse (4061423703), we get a palindrome (34793839743).

The spelling of 30732416040 in words is "thirty billion, seven hundred thirty-two million, four hundred sixteen thousand, forty".