1426552138749 has 32 divisors (see below), whose sum is σ = 1919894296320. Its totient is φ = 942169536000.

The previous prime is 1426552138727. The next prime is 1426552138763. The reversal of 1426552138749 is 9478312556241.

It is a happy number.

It is not a de Polignac number, because 1426552138749 - 2¹⁶ = 1426552073213 is a prime.

It is a super-2 number, since 2×1426552138749² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426552137749) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 167098009 + ... + 167106545.

It is an arithmetic number, because the mean of its divisors is an integer number (59996696760).

Almost surely, 2^{1426552138749} is an apocalyptic number.

It is an amenable number.

1426552138749 is a deficient number, since it is larger than the sum of its proper divisors (493342157571).

1426552138749 is a wasteful number, since it uses less digits than its factorization.

1426552138749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9861.

The product of its digits is 14515200, while the sum is 57.

The spelling of 1426552138749 in words is "one trillion, four hundred twenty-six billion, five hundred fifty-two million, one hundred thirty-eight thousand, seven hundred forty-nine".