20926015737142 has 16 divisors (see below), whose sum is σ = 32109687244800. Its totient is φ = 10223520156648.

The previous prime is 20926015737101. The next prime is 20926015737199. The reversal of 20926015737142 is 24173751062902.

It is a super-2 number, since 2×20926015737142² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 183317892 + ... + 183432007.

It is an arithmetic number, because the mean of its divisors is an integer number (2006855452800).

Almost surely, 2^{20926015737142} is an apocalyptic number.

20926015737142 is a deficient number, since it is larger than the sum of its proper divisors (11183671507658).

20926015737142 is a wasteful number, since it uses less digits than its factorization.

20926015737142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366750555.

The product of its (nonzero) digits is 1270080, while the sum is 49.

The spelling of 20926015737142 in words is "twenty trillion, nine hundred twenty-six billion, fifteen million, seven hundred thirty-seven thousand, one hundred forty-two".