655149098 has 8 divisors (see below), whose sum is σ = 999380160. Its totient is φ = 322022380.

The previous prime is 655149049. The next prime is 655149107. The reversal of 655149098 is 890941556.

It is a happy number.

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

It is a super-2 number, since 2×655149098² = 858440681220427208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2775938 + ... + 2776173.

It is an arithmetic number, because the mean of its divisors is an integer number (124922520).

Almost surely, 2^655149098 is an apocalyptic number.

655149098 is a deficient number, since it is larger than the sum of its proper divisors (344231062).

655149098 is a wasteful number, since it uses less digits than its factorization.

655149098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5552172.

The product of its (nonzero) digits is 388800, while the sum is 47.

The square root of 655149098 is about 25595.8804888599. The cubic root of 655149098 is about 868.5204508643.

The spelling of 655149098 in words is "six hundred fifty-five million, one hundred forty-nine thousand, ninety-eight".