4509257728364 has 24 divisors (see below), whose sum is σ = 7897685443200. Its totient is φ = 2252776780800.

The previous prime is 4509257728331. The next prime is 4509257728411. The reversal of 4509257728364 is 4638277529054.

It is a super-2 number, since 2×4509257728364² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4509257728297 and 4509257728306.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30897164 + ... + 31042764.

It is an arithmetic number, because the mean of its divisors is an integer number (329070226800).

Almost surely, 2^{4509257728364} is an apocalyptic number.

It is an amenable number.

4509257728364 is a deficient number, since it is larger than the sum of its proper divisors (3388427714836).

4509257728364 is a wasteful number, since it uses less digits than its factorization.

4509257728364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151913 (or 151911 counting only the distinct ones).

The product of its (nonzero) digits is 101606400, while the sum is 62.

The spelling of 4509257728364 in words is "four trillion, five hundred nine billion, two hundred fifty-seven million, seven hundred twenty-eight thousand, three hundred sixty-four".