1151890971072 has 112 divisors (see below), whose sum is σ = 3267837365760. Its totient is φ = 356803080192.

The previous prime is 1151890970983. The next prime is 1151890971097. The reversal of 1151890971072 is 2701790981511.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1975738 + ... + 2491449.

Almost surely, 2^{1151890971072} is an apocalyptic number.

1151890971072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1151890971072 is an abundant number, since it is smaller than the sum of its proper divisors (2115946394688).

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

1151890971072 is a wasteful number, since it uses less digits than its factorization.

1151890971072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4467298 (or 4467288 counting only the distinct ones).

The product of its (nonzero) digits is 317520, while the sum is 51.

The spelling of 1151890971072 in words is "one trillion, one hundred fifty-one billion, eight hundred ninety million, nine hundred seventy-one thousand, seventy-two".