1189949350098 has 16 divisors (see below), whose sum is σ = 2519892741600. Its totient is φ = 373317443136.

The previous prime is 1189949350091. The next prime is 1189949350099. The reversal of 1189949350098 is 8900539499811.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1189949350091) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5833084948 + ... + 5833085151.

It is an arithmetic number, because the mean of its divisors is an integer number (157493296350).

Almost surely, 2^{1189949350098} is an apocalyptic number.

1189949350098 is an abundant number, since it is smaller than the sum of its proper divisors (1329943391502).

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

1189949350098 is a wasteful number, since it uses less digits than its factorization.

1189949350098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11666170121.

The product of its (nonzero) digits is 25194240, while the sum is 66.

The spelling of 1189949350098 in words is "one trillion, one hundred eighty-nine billion, nine hundred forty-nine million, three hundred fifty thousand, ninety-eight".