1026038540739 has 16 divisors (see below), whose sum is σ = 1375516848384. Its totient is φ = 680302476000.

The previous prime is 1026038540729. The next prime is 1026038540809. The reversal of 1026038540739 is 9370458306201.

It is not a de Polignac number, because 1026038540739 - 2²³ = 1026030152131 is a prime.

It is a super-2 number, since 2×1026038540739² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1026038540729) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 757087 + ... + 1620264.

It is an arithmetic number, because the mean of its divisors is an integer number (85969803024).

It is a 1-persistent number, because it is pandigital, but 2⋅1026038540739 = 2052077081478 is not.

Almost surely, 2^{1026038540739} is an apocalyptic number.

1026038540739 is a deficient number, since it is larger than the sum of its proper divisors (349478307645).

1026038540739 is a wasteful number, since it uses less digits than its factorization.

1026038540739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2378138.

The product of its (nonzero) digits is 1088640, while the sum is 48.

The spelling of 1026038540739 in words is "one trillion, twenty-six billion, thirty-eight million, five hundred forty thousand, seven hundred thirty-nine".