1426140828931 has 32 divisors (see below), whose sum is σ = 1866123463680. Its totient is φ = 1058950848384.

The previous prime is 1426140828929. The next prime is 1426140828941. The reversal of 1426140828931 is 1398280416241.

It is not a de Polignac number, because 1426140828931 - 2¹ = 1426140828929 is a prime.

It is a super-2 number, since 2×1426140828931² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1426140828941) 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, 6317241 + ... + 6539098.

It is an arithmetic number, because the mean of its divisors is an integer number (58316358240).

Almost surely, 2^{1426140828931} is an apocalyptic number.

1426140828931 is a deficient number, since it is larger than the sum of its proper divisors (439982634749).

1426140828931 is a wasteful number, since it uses less digits than its factorization.

1426140828931 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12856435.

The product of its (nonzero) digits is 663552, while the sum is 49.

The spelling of 1426140828931 in words is "one trillion, four hundred twenty-six billion, one hundred forty million, eight hundred twenty-eight thousand, nine hundred thirty-one".