1842745139906 has 16 divisors (see below), whose sum is σ = 3017141189568. Its totient is φ = 837128079600.

The previous prime is 1842745139887. The next prime is 1842745139923. The reversal of 1842745139906 is 6099315472481.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24128390 + ... + 24204641.

It is an arithmetic number, because the mean of its divisors is an integer number (188571324348).

It is a 2-persistent number, because it is pandigital, and so is 2⋅1842745139906 = 3685490279812, but 3⋅1842745139906 = 5528235419718 is not.

Almost surely, 2^{1842745139906} is an apocalyptic number.

1842745139906 is a deficient number, since it is larger than the sum of its proper divisors (1174396049662).

1842745139906 is a wasteful number, since it uses less digits than its factorization.

1842745139906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48334777.

The product of its (nonzero) digits is 13063680, while the sum is 59.

The spelling of 1842745139906 in words is "one trillion, eight hundred forty-two billion, seven hundred forty-five million, one hundred thirty-nine thousand, nine hundred six".