1541742427840 has 28 divisors (see below), whose sum is σ = 3671274157056. Its totient is φ = 616696971008.

The previous prime is 1541742427837. The next prime is 1541742427853. The reversal of 1541742427840 is 487242471451.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2408972224 + ... + 2408972863.

Almost surely, 2^{1541742427840} is an apocalyptic number.

1541742427840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1541742427840 is an abundant number, since it is smaller than the sum of its proper divisors (2129531729216).

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

1541742427840 is an equidigital number, since it uses as much as digits as its factorization.

1541742427840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4817945104 (or 4817945094 counting only the distinct ones).

The product of its (nonzero) digits is 2007040, while the sum is 49.

The spelling of 1541742427840 in words is "one trillion, five hundred forty-one billion, seven hundred forty-two million, four hundred twenty-seven thousand, eight hundred forty".