1540457385114 has 8 divisors (see below), whose sum is σ = 3080914770240. Its totient is φ = 513485795036.

The previous prime is 1540457385113. The next prime is 1540457385263. The reversal of 1540457385114 is 4115837540451.

It is a sphenic number, since it is the product of 3 distinct primes.

1540457385114 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1540457385113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128371448754 + ... + 128371448765.

It is an arithmetic number, because the mean of its divisors is an integer number (385114346280).

Almost surely, 2^{1540457385114} is an apocalyptic number.

1540457385114 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1540457385114 is a wasteful number, since it uses less digits than its factorization.

1540457385114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256742897524.

The product of its (nonzero) digits is 1344000, while the sum is 48.

The spelling of 1540457385114 in words is "one trillion, five hundred forty billion, four hundred fifty-seven million, three hundred eighty-five thousand, one hundred fourteen".