157774473433 has 4 divisors (see below), whose sum is σ = 162863972608. Its totient is φ = 152684974260.

The previous prime is 157774473431. The next prime is 157774473463. The reversal of 157774473433 is 334374477751.

157774473433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 334374477751 = 17957 ⋅18620843.

It is a cyclic number.

It is not a de Polignac number, because 157774473433 - 2¹ = 157774473431 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157774473431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2544749541 + ... + 2544749602.

It is an arithmetic number, because the mean of its divisors is an integer number (40715993152).

Almost surely, 2^157774473433 is an apocalyptic number.

It is an amenable number.

157774473433 is a deficient number, since it is larger than the sum of its proper divisors (5089499175).

157774473433 is an equidigital number, since it uses as much as digits as its factorization.

157774473433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5089499174.

The product of its digits is 20744640, while the sum is 55.

The spelling of 157774473433 in words is "one hundred fifty-seven billion, seven hundred seventy-four million, four hundred seventy-three thousand, four hundred thirty-three".