157406413219 has 4 divisors (see below), whose sum is σ = 171716087160. Its totient is φ = 143096739280.

The previous prime is 157406413133. The next prime is 157406413247. The reversal of 157406413219 is 912314604751.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 157406413219 - 2¹⁷ = 157406282147 is a prime.

It is a super-2 number, since 2×157406413219² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (157406413249) 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, 7154836954 + ... + 7154836975.

It is an arithmetic number, because the mean of its divisors is an integer number (42929021790).

Almost surely, 2^157406413219 is an apocalyptic number.

157406413219 is a deficient number, since it is larger than the sum of its proper divisors (14309673941).

157406413219 is a wasteful number, since it uses less digits than its factorization.

157406413219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14309673940.

The product of its (nonzero) digits is 181440, while the sum is 43.

The spelling of 157406413219 in words is "one hundred fifty-seven billion, four hundred six million, four hundred thirteen thousand, two hundred nineteen".