7540734812 has 36 divisors (see below), whose sum is σ = 15096553080. Its totient is φ = 3275606784.

The previous prime is 7540734809. The next prime is 7540734821. The reversal of 7540734812 is 2184370457.

It is a self number, because there is not a number n which added to its sum of digits gives 7540734812.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235862 + ... + 265917.

Almost surely, 2^7540734812 is an apocalyptic number.

It is an amenable number.

7540734812 is an abundant number, since it is smaller than the sum of its proper divisors (7555818268).

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

7540734812 is a wasteful number, since it uses less digits than its factorization.

7540734812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501830 (or 501811 counting only the distinct ones).

The product of its (nonzero) digits is 188160, while the sum is 41.

The square root of 7540734812 is about 86837.4044522290. The cubic root of 7540734812 is about 1960.9712328647.

The spelling of 7540734812 in words is "seven billion, five hundred forty million, seven hundred thirty-four thousand, eight hundred twelve".