1150349751990 has 80 divisors (see below), whose sum is σ = 3275113450752. Its totient is φ = 288715228416.

The previous prime is 1150349751989. The next prime is 1150349751997. The reversal of 1150349751990 is 991579430511.

1150349751990 is a `hidden beast` number, since 1 + 1 + 5 + 0 + 34 + 9 + 7 + 519 + 90 = 666.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150349751997) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 41756374 + ... + 41783913.

Almost surely, 2^{1150349751990} is an apocalyptic number.

1150349751990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1150349751990 is an abundant number, since it is smaller than the sum of its proper divisors (2124763698762).

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

1150349751990 is a wasteful number, since it uses less digits than its factorization.

1150349751990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83540323 (or 83540314 counting only the distinct ones).

The product of its (nonzero) digits is 1530900, while the sum is 54.

The spelling of 1150349751990 in words is "one trillion, one hundred fifty billion, three hundred forty-nine million, seven hundred fifty-one thousand, nine hundred ninety".