105247020001542 has 16 divisors (see below), whose sum is σ = 210687686787072. Its totient is φ = 35050065536520.

The previous prime is 105247020001463. The next prime is 105247020001547. The reversal of 105247020001542 is 245100020742501.

It is a super-2 number, since 2×105247020001542² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (105247020001547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8068608934 + ... + 8068621977.

It is an arithmetic number, because the mean of its divisors is an integer number (13167980424192).

Almost surely, 2^{105247020001542} is an apocalyptic number.

105247020001542 is an abundant number, since it is smaller than the sum of its proper divisors (105440666785530).

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

105247020001542 is a wasteful number, since it uses less digits than its factorization.

105247020001542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16137232003.

The product of its (nonzero) digits is 22400, while the sum is 33.

The spelling of 105247020001542 in words is "one hundred five trillion, two hundred forty-seven billion, twenty million, one thousand, five hundred forty-two".