1401845516 has 6 divisors (see below), whose sum is σ = 2453229660. Its totient is φ = 700922756.

The previous prime is 1401845507. The next prime is 1401845531. The reversal of 1401845516 is 6155481041.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175230686 + ... + 175230693.

It is an arithmetic number, because the mean of its divisors is an integer number (408871610).

Almost surely, 2^1401845516 is an apocalyptic number.

It is an amenable number.

1401845516 is a deficient number, since it is larger than the sum of its proper divisors (1051384144).

1401845516 is a wasteful number, since it uses less digits than its factorization.

1401845516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350461383 (or 350461381 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 35.

The square root of 1401845516 is about 37441.2274905618. The cubic root of 1401845516 is about 1119.1802877530.

The spelling of 1401845516 in words is "one billion, four hundred one million, eight hundred forty-five thousand, five hundred sixteen".