830400780532 has 6 divisors (see below), whose sum is σ = 1453201365938. Its totient is φ = 415200390264.

The previous prime is 830400780527. The next prime is 830400780577. The reversal of 830400780532 is 235087004038.

It can be written as a sum of positive squares in only one way, i.e., 625295051536 + 205105728996 = 790756^2 + 452886^2 .

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, 103800097563 + ... + 103800097570.

Almost surely, 2^830400780532 is an apocalyptic number.

It is an amenable number.

830400780532 is a deficient number, since it is larger than the sum of its proper divisors (622800585406).

830400780532 is a wasteful number, since it uses less digits than its factorization.

830400780532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207600195137 (or 207600195135 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The spelling of 830400780532 in words is "eight hundred thirty billion, four hundred million, seven hundred eighty thousand, five hundred thirty-two".