147690081793 has 4 divisors (see below), whose sum is σ = 149894411440. Its totient is φ = 145485752148.

The previous prime is 147690081779. The next prime is 147690081809. The reversal of 147690081793 is 397180096741.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 147690081793 - 2⁵ = 147690081761 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (147690081733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1102164723 + ... + 1102164856.

It is an arithmetic number, because the mean of its divisors is an integer number (37473602860).

Almost surely, 2^147690081793 is an apocalyptic number.

It is an amenable number.

147690081793 is a deficient number, since it is larger than the sum of its proper divisors (2204329647).

147690081793 is an equidigital number, since it uses as much as digits as its factorization.

147690081793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2204329646.

The product of its (nonzero) digits is 2286144, while the sum is 55.

The spelling of 147690081793 in words is "one hundred forty-seven billion, six hundred ninety million, eighty-one thousand, seven hundred ninety-three".