783198081552 has 20 divisors (see below), whose sum is σ = 2023261710800. Its totient is φ = 261066027168.

The previous prime is 783198081541. The next prime is 783198081599. The reversal of 783198081552 is 255180891387.

It is a super-2 number, since 2×783198081552² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 783198081492 and 783198081501.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8158313302 + ... + 8158313397.

It is an arithmetic number, because the mean of its divisors is an integer number (101163085540).

Almost surely, 2^783198081552 is an apocalyptic number.

It is an amenable number.

783198081552 is an abundant number, since it is smaller than the sum of its proper divisors (1240063629248).

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

783198081552 is a wasteful number, since it uses less digits than its factorization.

783198081552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16316626710 (or 16316626704 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 57.

The spelling of 783198081552 in words is "seven hundred eighty-three billion, one hundred ninety-eight million, eighty-one thousand, five hundred fifty-two".