1197505164740 has 24 divisors (see below), whose sum is σ = 2527526137752. Its totient is φ = 476570581760.

The previous prime is 1197505164733. The next prime is 1197505164797. The reversal of 1197505164740 is 474615057911.

It can be written as a sum of positive squares in 4 ways, for example, as 95639273536 + 1101865891204 = 309256^2 + 1049698^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151963721 + ... + 151971600.

It is an arithmetic number, because the mean of its divisors is an integer number (105313589073).

Almost surely, 2^{1197505164740} is an apocalyptic number.

1197505164740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1197505164740 is an abundant number, since it is smaller than the sum of its proper divisors (1330020973012).

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

1197505164740 is a wasteful number, since it uses less digits than its factorization.

1197505164740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 303935527 (or 303935525 counting only the distinct ones).

The product of its (nonzero) digits is 1058400, while the sum is 50.

The spelling of 1197505164740 in words is "one trillion, one hundred ninety-seven billion, five hundred five million, one hundred sixty-four thousand, seven hundred forty".