1913142650896 has 15 divisors (see below), whose sum is σ = 3706724605663. Its totient is φ = 956568559120.

The previous prime is 1913142650879. The next prime is 1913142650933. The reversal of 1913142650896 is 6980562413191.

The square root of 1913142650896 is 1383164.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×1913142650896² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 5359761 + ... + 5705551.

Almost surely, 2^{1913142650896} is an apocalyptic number.

1913142650896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

1913142650896 is the 1383164-th square number.

It is an amenable number.

1913142650896 is a deficient number, since it is larger than the sum of its proper divisors (1793581954767).

1913142650896 is an frugal number, since it uses more digits than its factorization.

1913142650896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 691590 (or 345793 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 55.

The spelling of 1913142650896 in words is "one trillion, nine hundred thirteen billion, one hundred forty-two million, six hundred fifty thousand, eight hundred ninety-six".