1098851548904 has 24 divisors (see below), whose sum is σ = 2085469290210. Its totient is φ = 542806159584.

The previous prime is 1098851548903. The next prime is 1098851548933. The reversal of 1098851548904 is 4098451588901.

It can be written as a sum of positive squares in only one way, i.e., 859532952100 + 239318596804 = 927110^2 + 489202^2 .

It is not an unprimeable number, because it can be changed into a prime (1098851548903) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9914147 + ... + 10024370.

Almost surely, 2^{1098851548904} is an apocalyptic number.

It is an amenable number.

1098851548904 is a deficient number, since it is larger than the sum of its proper divisors (986617741306).

1098851548904 is an equidigital number, since it uses as much as digits as its factorization.

1098851548904 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19938689 (or 19938602 counting only the distinct ones).

The product of its (nonzero) digits is 16588800, while the sum is 62.

The spelling of 1098851548904 in words is "one trillion, ninety-eight billion, eight hundred fifty-one million, five hundred forty-eight thousand, nine hundred four".