6658346898 has 24 divisors (see below), whose sum is σ = 16487335488. Its totient is φ = 1902384792.

The previous prime is 6658346881. The next prime is 6658346899. The reversal of 6658346898 is 8986438566.

6658346898 is a `hidden beast` number, since 6 + 6 + 5 + 83 + 468 + 98 = 666.

It is a super-4 number, since 4×6658346898⁴ (a number of 40 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (6658346899) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26421886 + ... + 26422137.

It is an arithmetic number, because the mean of its divisors is an integer number (686972312).

Almost surely, 2^6658346898 is an apocalyptic number.

6658346898 is an abundant number, since it is smaller than the sum of its proper divisors (9828988590).

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

6658346898 is a wasteful number, since it uses less digits than its factorization.

6658346898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52844038 (or 52844035 counting only the distinct ones).

The product of its digits is 59719680, while the sum is 63.

The square root of 6658346898 is about 81598.6942174935. The cubic root of 6658346898 is about 1881.2888116436.

The spelling of 6658346898 in words is "six billion, six hundred fifty-eight million, three hundred forty-six thousand, eight hundred ninety-eight".