1264494264506 has 16 divisors (see below), whose sum is σ = 2069214627168. Its totient is φ = 574758399600.

The previous prime is 1264494264461. The next prime is 1264494264521. The reversal of 1264494264506 is 6054624944621.

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, 567836 + ... + 1688616.

It is an arithmetic number, because the mean of its divisors is an integer number (129325914198).

Almost surely, 2^{1264494264506} is an apocalyptic number.

1264494264506 is a deficient number, since it is larger than the sum of its proper divisors (804720362662).

1264494264506 is a wasteful number, since it uses less digits than its factorization.

1264494264506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1172077.

The product of its (nonzero) digits is 9953280, while the sum is 53.

The spelling of 1264494264506 in words is "one trillion, two hundred sixty-four billion, four hundred ninety-four million, two hundred sixty-four thousand, five hundred six".