1427540723338 has 8 divisors (see below), whose sum is σ = 2141348363460. Its totient is φ = 713757935520.

The previous prime is 1427540723327. The next prime is 1427540723383. The reversal of 1427540723338 is 8333270457241.

It can be written as a sum of positive squares in 2 ways, for example, as 1357837859169 + 69702864169 = 1165263^2 + 264013^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1427540723291 and 1427540723300.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6068803 + ... + 6299638.

Almost surely, 2^{1427540723338} is an apocalyptic number.

1427540723338 is a deficient number, since it is larger than the sum of its proper divisors (713807640122).

1427540723338 is a wasteful number, since it uses less digits than its factorization.

1427540723338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12426152.

The product of its (nonzero) digits is 3386880, while the sum is 49.

The spelling of 1427540723338 in words is "one trillion, four hundred twenty-seven billion, five hundred forty million, seven hundred twenty-three thousand, three hundred thirty-eight".