1098648570 has 16 divisors (see below), whose sum is σ = 2636756640. Its totient is φ = 292972944.

The previous prime is 1098648569. The next prime is 1098648599. The reversal of 1098648570 is 758468901.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18310780 + ... + 18310839.

It is an arithmetic number, because the mean of its divisors is an integer number (164797290).

Almost surely, 2^1098648570 is an apocalyptic number.

1098648570 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1098648570 is an abundant number, since it is smaller than the sum of its proper divisors (1538108070).

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

1098648570 is a wasteful number, since it uses less digits than its factorization.

1098648570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36621629.

The product of its (nonzero) digits is 483840, while the sum is 48.

The square root of 1098648570 is about 33145.8680682827. The cubic root of 1098648570 is about 1031.8571984820.

The spelling of 1098648570 in words is "one billion, ninety-eight million, six hundred forty-eight thousand, five hundred seventy".