7540034218 has 8 divisors (see below), whose sum is σ = 11315310948. Its totient is φ = 3768263904.

The previous prime is 7540034143. The next prime is 7540034221. The reversal of 7540034218 is 8124300457.

It can be written as a sum of positive squares in 2 ways, for example, as 5595488809 + 1944545409 = 74803^2 + 44097^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×7540034218² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 871221 + ... + 879832.

Almost surely, 2^7540034218 is an apocalyptic number.

7540034218 is a deficient number, since it is larger than the sum of its proper divisors (3775276730).

7540034218 is a wasteful number, since it uses less digits than its factorization.

7540034218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1753208.

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 7540034218 is about 86833.3704171386. The cubic root of 7540034218 is about 1960.9105010632.

The spelling of 7540034218 in words is "seven billion, five hundred forty million, thirty-four thousand, two hundred eighteen".