1039506350961 has 16 divisors (see below), whose sum is σ = 1497423957120. Its totient is φ = 637639307520.

The previous prime is 1039506350951. The next prime is 1039506350977. The reversal of 1039506350961 is 1690536059301.

It is not a de Polignac number, because 1039506350961 - 2⁷ = 1039506350833 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1039506350961.

It is not an unprimeable number, because it can be changed into a prime (1039506350951) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42839976 + ... + 42864233.

It is an arithmetic number, because the mean of its divisors is an integer number (93588997320).

Almost surely, 2^{1039506350961} is an apocalyptic number.

It is an amenable number.

1039506350961 is a deficient number, since it is larger than the sum of its proper divisors (457917606159).

1039506350961 is a wasteful number, since it uses less digits than its factorization.

1039506350961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85704536.

The product of its (nonzero) digits is 656100, while the sum is 48.

The spelling of 1039506350961 in words is "one trillion, thirty-nine billion, five hundred six million, three hundred fifty thousand, nine hundred sixty-one".