5515429018 has 24 divisors (see below), whose sum is σ = 9108844416. Its totient is φ = 2502816360.

The previous prime is 5515428943. The next prime is 5515429033. The reversal of 5515429018 is 8109245155.

It is a super-3 number, since 3×5515429018³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 128121 + ... + 165667.

It is an arithmetic number, because the mean of its divisors is an integer number (379535184).

Almost surely, 2^5515429018 is an apocalyptic number.

5515429018 is a deficient number, since it is larger than the sum of its proper divisors (3593415398).

5515429018 is a wasteful number, since it uses less digits than its factorization.

5515429018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38178 (or 38167 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 40.

The square root of 5515429018 is about 74265.9344383412. The cubic root of 5515429018 is about 1766.8232268437.

The spelling of 5515429018 in words is "five billion, five hundred fifteen million, four hundred twenty-nine thousand, eighteen".