1542117473406 has 48 divisors (see below), whose sum is σ = 3530382199344. Its totient is φ = 504340297344.

The previous prime is 1542117473389. The next prime is 1542117473411. The reversal of 1542117473406 is 6043747112451.

1542117473406 is a `hidden beast` number, since 1 + 5 + 4 + 2 + 1 + 174 + 73 + 406 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29908971 + ... + 29960486.

It is an arithmetic number, because the mean of its divisors is an integer number (73549629153).

Almost surely, 2^{1542117473406} is an apocalyptic number.

1542117473406 is an abundant number, since it is smaller than the sum of its proper divisors (1988264725938).

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

1542117473406 is an equidigital number, since it uses as much as digits as its factorization.

1542117473406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59869527 (or 59869515 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The spelling of 1542117473406 in words is "one trillion, five hundred forty-two billion, one hundred seventeen million, four hundred seventy-three thousand, four hundred six".