1395042541690 has 16 divisors (see below), whose sum is σ = 2869801800192. Its totient is φ = 478300299984.

The previous prime is 1395042541687. The next prime is 1395042541721. The reversal of 1395042541690 is 961452405931.

It is a super-2 number, since 2×1395042541690² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9964589514 + ... + 9964589653.

It is an arithmetic number, because the mean of its divisors is an integer number (179362612512).

Almost surely, 2^{1395042541690} is an apocalyptic number.

1395042541690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1395042541690 is an abundant number, since it is smaller than the sum of its proper divisors (1474759258502).

1395042541690 is a wasteful number, since it uses less digits than its factorization.

1395042541690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19929179181.

The product of its (nonzero) digits is 1166400, while the sum is 49.

The spelling of 1395042541690 in words is "one trillion, three hundred ninety-five billion, forty-two million, five hundred forty-one thousand, six hundred ninety".