1587777120316 has 24 divisors (see below), whose sum is σ = 2797613910000. Its totient is φ = 788460215424.

The previous prime is 1587777120313. The next prime is 1587777120331. The reversal of 1587777120316 is 6130217777851.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1587777120313) 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, 4637880 + ... + 4968448.

It is an arithmetic number, because the mean of its divisors is an integer number (116567246250).

Almost surely, 2^{1587777120316} is an apocalyptic number.

It is an amenable number.

1587777120316 is a deficient number, since it is larger than the sum of its proper divisors (1209836789684).

1587777120316 is a wasteful number, since it uses less digits than its factorization.

1587777120316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338781 (or 338779 counting only the distinct ones).

The product of its (nonzero) digits is 3457440, while the sum is 55.

The spelling of 1587777120316 in words is "one trillion, five hundred eighty-seven billion, seven hundred seventy-seven million, one hundred twenty thousand, three hundred sixteen".