1157698529296 has 45 divisors (see below), whose sum is σ = 2382896467101. Its totient is φ = 544764877056.

The previous prime is 1157698529293. The next prime is 1157698529303. The reversal of 1157698529296 is 6929258967511.

The square root of 1157698529296 is 1075964.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 901322384400 + 256376144896 = 949380^2 + 506336^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1157698529293) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 73157641 + ... + 73173463.

Almost surely, 2^{1157698529296} is an apocalyptic number.

1157698529296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1157698529296 is the 1075964-th square number.

It is an amenable number.

1157698529296 is an abundant number, since it is smaller than the sum of its proper divisors (1225197937805).

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

1157698529296 is an frugal number, since it uses more digits than its factorization.

1157698529296 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31688 (or 15842 counting only the distinct ones).

The product of its digits is 146966400, while the sum is 70.

The spelling of 1157698529296 in words is "one trillion, one hundred fifty-seven billion, six hundred ninety-eight million, five hundred twenty-nine thousand, two hundred ninety-six".