1374642464731 has 4 divisors (see below), whose sum is σ = 1387253863600. Its totient is φ = 1362031065864.

The previous prime is 1374642464719. The next prime is 1374642464749.

1374642464731 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1374642464731 - 2⁷ = 1374642464603 is a prime.

It is a super-2 number, since 2×1374642464731² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1374642464831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6305699271 + ... + 6305699488.

It is an arithmetic number, because the mean of its divisors is an integer number (346813465900).

Almost surely, 2^{1374642464731} is an apocalyptic number.

1374642464731 is a deficient number, since it is larger than the sum of its proper divisors (12611398869).

1374642464731 is a wasteful number, since it uses less digits than its factorization.

1374642464731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12611398868.

The product of its digits is 8128512, while the sum is 52.

The spelling of 1374642464731 in words is "one trillion, three hundred seventy-four billion, six hundred forty-two million, four hundred sixty-four thousand, seven hundred thirty-one".