1042059655491 has 8 divisors (see below), whose sum is σ = 1389803501904. Its totient is φ = 694511123040.

The previous prime is 1042059655387. The next prime is 1042059655499. The reversal of 1042059655491 is 1945569502401.

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

It is not a de Polignac number, because 1042059655491 - 2¹⁴ = 1042059639107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1042059655499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48816040 + ... + 48837381.

It is an arithmetic number, because the mean of its divisors is an integer number (173725437738).

Almost surely, 2^{1042059655491} is an apocalyptic number.

1042059655491 is a deficient number, since it is larger than the sum of its proper divisors (347743846413).

1042059655491 is an equidigital number, since it uses as much as digits as its factorization.

1042059655491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97656981.

The product of its (nonzero) digits is 1944000, while the sum is 51.

The spelling of 1042059655491 in words is "one trillion, forty-two billion, fifty-nine million, six hundred fifty-five thousand, four hundred ninety-one".