1040001899655 has 32 divisors (see below), whose sum is σ = 1671246120960. Its totient is φ = 552258561920.

The previous prime is 1040001899639. The next prime is 1040001899681. The reversal of 1040001899655 is 5569981000401.

1040001899655 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1040001899655 - 2⁴ = 1040001899639 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3019585 + ... + 3346325.

It is an arithmetic number, because the mean of its divisors is an integer number (52226441280).

Almost surely, 2^{1040001899655} is an apocalyptic number.

1040001899655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1040001899655 is a deficient number, since it is larger than the sum of its proper divisors (631244221305).

1040001899655 is a wasteful number, since it uses less digits than its factorization.

1040001899655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327671.

The product of its (nonzero) digits is 388800, while the sum is 48.

The spelling of 1040001899655 in words is "one trillion, forty billion, one million, eight hundred ninety-nine thousand, six hundred fifty-five".