1742071502138 has 16 divisors (see below), whose sum is σ = 2850718312224. Its totient is φ = 791835167760.

The previous prime is 1742071502113. The next prime is 1742071502141. The reversal of 1742071502138 is 8312051702471.

It is a super-3 number, since 3×1742071502138³ (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 1742071502095 and 1742071502104.

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, 413081 + ... + 1911747.

It is an arithmetic number, because the mean of its divisors is an integer number (178169894514).

Almost surely, 2^{1742071502138} is an apocalyptic number.

1742071502138 is a deficient number, since it is larger than the sum of its proper divisors (1108646810086).

1742071502138 is a wasteful number, since it uses less digits than its factorization.

1742071502138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1551517.

The product of its (nonzero) digits is 94080, while the sum is 41.

The spelling of 1742071502138 in words is "one trillion, seven hundred forty-two billion, seventy-one million, five hundred two thousand, one hundred thirty-eight".