1406747044634 has 4 divisors (see below), whose sum is σ = 2110120566954. Its totient is φ = 703373522316.

The previous prime is 1406747044631. The next prime is 1406747044639. The reversal of 1406747044634 is 4364407476041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1167231748225 + 239515296409 = 1080385^2 + 489403^2 .

It is not an unprimeable number, because it can be changed into a prime (1406747044631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 351686761157 + ... + 351686761160.

Almost surely, 2^{1406747044634} is an apocalyptic number.

1406747044634 is a deficient number, since it is larger than the sum of its proper divisors (703373522320).

1406747044634 is an equidigital number, since it uses as much as digits as its factorization.

1406747044634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703373522319.

The product of its (nonzero) digits is 5419008, while the sum is 50.

The spelling of 1406747044634 in words is "one trillion, four hundred six billion, seven hundred forty-seven million, forty-four thousand, six hundred thirty-four".