10153509491 has 8 divisors (see below), whose sum is σ = 10224165600. Its totient is φ = 10082887168.

The previous prime is 10153509451. The next prime is 10153509517. The reversal of 10153509491 is 19490535101.

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

It is a cyclic number.

It is not a de Polignac number, because 10153509491 - 2¹⁰ = 10153508467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10153509451) 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, 1034690 + ... + 1044456.

It is an arithmetic number, because the mean of its divisors is an integer number (1278020700).

Almost surely, 2^10153509491 is an apocalyptic number.

10153509491 is a deficient number, since it is larger than the sum of its proper divisors (70656109).

10153509491 is an equidigital number, since it uses as much as digits as its factorization.

10153509491 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16893.

The product of its (nonzero) digits is 24300, while the sum is 38.

The spelling of 10153509491 in words is "ten billion, one hundred fifty-three million, five hundred nine thousand, four hundred ninety-one".