1772040036020 has 24 divisors (see below), whose sum is σ = 3736725098568. Its totient is φ = 705874867200.

The previous prime is 1772040035807. The next prime is 1772040036073. The reversal of 1772040036020 is 206300402771.

It can be written as a sum of positive squares in 4 ways, for example, as 361090424464 + 1410949611556 = 600908^2 + 1187834^2 .

It is a congruent 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, 183816761 + ... + 183826400.

It is an arithmetic number, because the mean of its divisors is an integer number (155696879107).

Almost surely, 2^{1772040036020} is an apocalyptic number.

1772040036020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1772040036020 is an abundant number, since it is smaller than the sum of its proper divisors (1964685062548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1772040036020 is a wasteful number, since it uses less digits than its factorization.

1772040036020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367643411 (or 367643409 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

Adding to 1772040036020 its reverse (206300402771), we get a palindrome (1978340438791).

The spelling of 1772040036020 in words is "one trillion, seven hundred seventy-two billion, forty million, thirty-six thousand, twenty".