1542338680587 has 16 divisors (see below), whose sum is σ = 2105484995328. Its totient is φ = 1003736553120.

The previous prime is 1542338680583. The next prime is 1542338680643. The reversal of 1542338680587 is 7850868332451.

It is not a de Polignac number, because 1542338680587 - 2² = 1542338680583 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1542338680587.

It is not an unprimeable number, because it can be changed into a prime (1542338680583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3209103 + ... + 3658280.

It is an arithmetic number, because the mean of its divisors is an integer number (131592812208).

Almost surely, 2^{1542338680587} is an apocalyptic number.

1542338680587 is a deficient number, since it is larger than the sum of its proper divisors (563146314741).

1542338680587 is a wasteful number, since it uses less digits than its factorization.

1542338680587 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6869170.

The product of its (nonzero) digits is 38707200, while the sum is 60.

The spelling of 1542338680587 in words is "one trillion, five hundred forty-two billion, three hundred thirty-eight million, six hundred eighty thousand, five hundred eighty-seven".