7479042915 has 16 divisors (see below), whose sum is σ = 12289887648. Its totient is φ = 3881016576.

The previous prime is 7479042889. The next prime is 7479042929. The reversal of 7479042915 is 5192409747.

It is not a de Polignac number, because 7479042915 - 2¹¹ = 7479040867 is a prime.

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, 6737322 + ... + 6738431.

It is an arithmetic number, because the mean of its divisors is an integer number (768117978).

Almost surely, 2^7479042915 is an apocalyptic number.

7479042915 is a deficient number, since it is larger than the sum of its proper divisors (4810844733).

7479042915 is a wasteful number, since it uses less digits than its factorization.

7479042915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13475798.

The product of its (nonzero) digits is 635040, while the sum is 48.

The square root of 7479042915 is about 86481.4599495175. The cubic root of 7479042915 is about 1955.6089150092.

The spelling of 7479042915 in words is "seven billion, four hundred seventy-nine million, forty-two thousand, nine hundred fifteen".