30309697098 has 64 divisors (see below), whose sum is σ = 67844874240. Its totient is φ = 10030003200.

The previous prime is 30309697073. The next prime is 30309697133. The reversal of 30309697098 is 89079690303.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4382263 + ... + 4389173.

It is an arithmetic number, because the mean of its divisors is an integer number (1060076160).

Almost surely, 2^30309697098 is an apocalyptic number.

30309697098 is an abundant number, since it is smaller than the sum of its proper divisors (37535177142).

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

30309697098 is a wasteful number, since it uses less digits than its factorization.

30309697098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7500 (or 7494 counting only the distinct ones).

The product of its (nonzero) digits is 2204496, while the sum is 54.

The spelling of 30309697098 in words is "thirty billion, three hundred nine million, six hundred ninety-seven thousand, ninety-eight".