1264606510204 has 24 divisors (see below), whose sum is σ = 2309425534080. Its totient is φ = 604774073904.

The previous prime is 1264606510187. The next prime is 1264606510207. The reversal of 1264606510204 is 4020156064621.

It is a super-2 number, since 2×1264606510204² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1264606510207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1082547 + ... + 1923829.

It is an arithmetic number, because the mean of its divisors is an integer number (96226063920).

Almost surely, 2^{1264606510204} is an apocalyptic number.

It is an amenable number.

1264606510204 is a deficient number, since it is larger than the sum of its proper divisors (1044819023876).

1264606510204 is a wasteful number, since it uses less digits than its factorization.

1264606510204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 857649 (or 857647 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 1264606510204 in words is "one trillion, two hundred sixty-four billion, six hundred six million, five hundred ten thousand, two hundred four".