1161511070050 has 48 divisors (see below), whose sum is σ = 2217024878112. Its totient is φ = 452491603200.

The previous prime is 1161511070021. The next prime is 1161511070053. The reversal of 1161511070050 is 500701151611.

It is not an unprimeable number, because it can be changed into a prime (1161511070053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32391 + ... + 1524490.

It is an arithmetic number, because the mean of its divisors is an integer number (46188018294).

Almost surely, 2^{1161511070050} is an apocalyptic number.

1161511070050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1161511070050 is a deficient number, since it is larger than the sum of its proper divisors (1055513808062).

1161511070050 is a wasteful number, since it uses less digits than its factorization.

1161511070050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557283 (or 1557278 counting only the distinct ones).

The product of its (nonzero) digits is 1050, while the sum is 28.

The spelling of 1161511070050 in words is "one trillion, one hundred sixty-one billion, five hundred eleven million, seventy thousand, fifty".