1313077756742 has 32 divisors (see below), whose sum is σ = 2113348216320. Its totient is φ = 609974483040.

The previous prime is 1313077756729. The next prime is 1313077756789. The reversal of 1313077756742 is 2476577703131.

It is a Harshad number since it is a multiple of its sum of digits (53).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4372067 + ... + 4662737.

It is an arithmetic number, because the mean of its divisors is an integer number (66042131760).

Almost surely, 2^{1313077756742} is an apocalyptic number.

1313077756742 is a deficient number, since it is larger than the sum of its proper divisors (800270459578).

1313077756742 is a wasteful number, since it uses less digits than its factorization.

1313077756742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292988.

The product of its (nonzero) digits is 5186160, while the sum is 53.

The spelling of 1313077756742 in words is "one trillion, three hundred thirteen billion, seventy-seven million, seven hundred fifty-six thousand, seven hundred forty-two".