1541406645042 has 16 divisors (see below), whose sum is σ = 3363069043872. Its totient is φ = 467092922720.

The previous prime is 1541406645041. The next prime is 1541406645067. The reversal of 1541406645042 is 2405466041451.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1541406644985 and 1541406645003.

It is not an unprimeable number, because it can be changed into a prime (1541406645041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11677323003 + ... + 11677323134.

It is an arithmetic number, because the mean of its divisors is an integer number (210191815242).

Almost surely, 2^{1541406645042} is an apocalyptic number.

1541406645042 is an abundant number, since it is smaller than the sum of its proper divisors (1821662398830).

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

1541406645042 is a wasteful number, since it uses less digits than its factorization.

1541406645042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23354646153.

The product of its (nonzero) digits is 460800, while the sum is 42.

The spelling of 1541406645042 in words is "one trillion, five hundred forty-one billion, four hundred six million, six hundred forty-five thousand, forty-two".