1587157158730 has 32 divisors (see below), whose sum is σ = 3356337938688. Its totient is φ = 532752052800.

The previous prime is 1587157158721. The next prime is 1587157158731. The reversal of 1587157158730 is 378517517851.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1587157158731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 554948626 + ... + 554951485.

It is an arithmetic number, because the mean of its divisors is an integer number (104885560584).

Almost surely, 2^{1587157158730} is an apocalyptic number.

1587157158730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1587157158730 is an abundant number, since it is smaller than the sum of its proper divisors (1769180779958).

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

1587157158730 is a wasteful number, since it uses less digits than its factorization.

1587157158730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109900142.

The product of its (nonzero) digits is 8232000, while the sum is 58.

The spelling of 1587157158730 in words is "one trillion, five hundred eighty-seven billion, one hundred fifty-seven million, one hundred fifty-eight thousand, seven hundred thirty".