1552780383932 has 6 divisors (see below), whose sum is σ = 2717365671888. Its totient is φ = 776390191964.

The previous prime is 1552780383887. The next prime is 1552780383941. The reversal of 1552780383932 is 2393830872551.

It is a super-2 number, since 2×1552780383932² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 194097547988 + ... + 194097547995.

It is an arithmetic number, because the mean of its divisors is an integer number (452894278648).

Almost surely, 2^{1552780383932} is an apocalyptic number.

It is an amenable number.

1552780383932 is a deficient number, since it is larger than the sum of its proper divisors (1164585287956).

1552780383932 is a wasteful number, since it uses less digits than its factorization.

1552780383932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388195095987 (or 388195095985 counting only the distinct ones).

The product of its (nonzero) digits is 10886400, while the sum is 56.

The spelling of 1552780383932 in words is "one trillion, five hundred fifty-two billion, seven hundred eighty million, three hundred eighty-three thousand, nine hundred thirty-two".