1497706709742 has 24 divisors (see below), whose sum is σ = 3281492232720. Its totient is φ = 493626180960.

The previous prime is 1497706709711. The next prime is 1497706709749. The reversal of 1497706709742 is 2479076077941.

1497706709742 is a `hidden beast` number, since 1 + 497 + 7 + 0 + 6 + 70 + 9 + 74 + 2 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1497706709742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1497706709749) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 467447434 + ... + 467450637.

It is an arithmetic number, because the mean of its divisors is an integer number (136728843030).

Almost surely, 2^{1497706709742} is an apocalyptic number.

1497706709742 is an abundant number, since it is smaller than the sum of its proper divisors (1783785522978).

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

1497706709742 is a wasteful number, since it uses less digits than its factorization.

1497706709742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934898168 (or 934898165 counting only the distinct ones).

The product of its (nonzero) digits is 37340352, while the sum is 63.

The spelling of 1497706709742 in words is "one trillion, four hundred ninety-seven billion, seven hundred six million, seven hundred nine thousand, seven hundred forty-two".