1039641914691 has 12 divisors (see below), whose sum is σ = 1501819278960. Its totient is φ = 693041860080.

The previous prime is 1039641914687. The next prime is 1039641914693. The reversal of 1039641914691 is 1964191469301.

1039641914691 is a `hidden beast` number, since 1 + 0 + 3 + 96 + 4 + 1 + 91 + 469 + 1 = 666.

It is not a de Polignac number, because 1039641914691 - 2² = 1039641914687 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1039641914693) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4270800 + ... + 4507661.

It is an arithmetic number, because the mean of its divisors is an integer number (125151606580).

Almost surely, 2^{1039641914691} is an apocalyptic number.

1039641914691 is a deficient number, since it is larger than the sum of its proper divisors (462177364269).

1039641914691 is a wasteful number, since it uses less digits than its factorization.

1039641914691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8791626 (or 8791623 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The spelling of 1039641914691 in words is "one trillion, thirty-nine billion, six hundred forty-one million, nine hundred fourteen thousand, six hundred ninety-one".