1542806485 has 16 divisors (see below), whose sum is σ = 2029940352. Its totient is φ = 1116337600.

The previous prime is 1542806431. The next prime is 1542806497. The reversal of 1542806485 is 5846082451.

It is not a de Polignac number, because 1542806485 - 2¹⁵ = 1542773717 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60361 + ... + 82030.

It is an arithmetic number, because the mean of its divisors is an integer number (126871272).

Almost surely, 2^1542806485 is an apocalyptic number.

It is an amenable number.

1542806485 is a deficient number, since it is larger than the sum of its proper divisors (487133867).

1542806485 is a wasteful number, since it uses less digits than its factorization.

1542806485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142604.

The product of its (nonzero) digits is 307200, while the sum is 43.

The square root of 1542806485 is about 39278.5753942273. The cubic root of 1542806485 is about 1155.5014245562.

The spelling of 1542806485 in words is "one billion, five hundred forty-two million, eight hundred six thousand, four hundred eighty-five".