1265614047992 has 64 divisors (see below), whose sum is σ = 2906158590720. Its totient is φ = 504349152768.

The previous prime is 1265614047983. The next prime is 1265614048007. The reversal of 1265614047992 is 2997404165621.

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7929578 + ... + 8087609.

It is an arithmetic number, because the mean of its divisors is an integer number (45408727980).

Almost surely, 2^{1265614047992} is an apocalyptic number.

It is an amenable number.

1265614047992 is an abundant number, since it is smaller than the sum of its proper divisors (1640544542728).

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

1265614047992 is a wasteful number, since it uses less digits than its factorization.

1265614047992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16017300 (or 16017296 counting only the distinct ones).

The product of its (nonzero) digits is 6531840, while the sum is 56.

The spelling of 1265614047992 in words is "one trillion, two hundred sixty-five billion, six hundred fourteen million, forty-seven thousand, nine hundred ninety-two".