997560519151 has 8 divisors (see below), whose sum is σ = 1152878931360. Its totient is φ = 845444548608.

The previous prime is 997560519127. The next prime is 997560519167. The reversal of 997560519151 is 151915065799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 997560519151 - 2¹⁵ = 997560486383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (997560519121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 800609746 + ... + 800610991.

It is an arithmetic number, because the mean of its divisors is an integer number (144109866420).

Almost surely, 2^997560519151 is an apocalyptic number.

997560519151 is a deficient number, since it is larger than the sum of its proper divisors (155318412209).

997560519151 is a wasteful number, since it uses less digits than its factorization.

997560519151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1601220833.

The product of its (nonzero) digits is 3827250, while the sum is 58.

The spelling of 997560519151 in words is "nine hundred ninety-seven billion, five hundred sixty million, five hundred nineteen thousand, one hundred fifty-one".