1690073887419 has 48 divisors (see below), whose sum is σ = 2570108486400. Its totient is φ = 1068750180288.

The previous prime is 1690073887393. The next prime is 1690073887429. The reversal of 1690073887419 is 9147883700961.

It is not a de Polignac number, because 1690073887419 - 2⁵ = 1690073887387 is a prime.

It is a super-2 number, since 2×1690073887419² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1690073887429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3659754 + ... + 4095600.

It is an arithmetic number, because the mean of its divisors is an integer number (53543926800).

Almost surely, 2^{1690073887419} is an apocalyptic number.

1690073887419 is a deficient number, since it is larger than the sum of its proper divisors (880034598981).

1690073887419 is a wasteful number, since it uses less digits than its factorization.

1690073887419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436144 (or 436141 counting only the distinct ones).

The product of its (nonzero) digits is 18289152, while the sum is 63.

The spelling of 1690073887419 in words is "one trillion, six hundred ninety billion, seventy-three million, eight hundred eighty-seven thousand, four hundred nineteen".