511601346004 has 18 divisors (see below), whose sum is σ = 1041474169050. Its totient is φ = 219257719632.

The previous prime is 511601346001. The next prime is 511601346013. The reversal of 511601346004 is 400643106115.

It can be written as a sum of positive squares in only one way, i.e., 428370250000 + 83231096004 = 654500^2 + 288498^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (511601346001) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1305105279 + ... + 1305105670.

Almost surely, 2^511601346004 is an apocalyptic number.

It is an amenable number.

511601346004 is an abundant number, since it is smaller than the sum of its proper divisors (529872823046).

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

511601346004 is a wasteful number, since it uses less digits than its factorization.

511601346004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610210967 (or 2610210958 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 511601346004 in words is "five hundred eleven billion, six hundred one million, three hundred forty-six thousand, four".