157463999999 has 4 divisors (see below), whose sum is σ = 157493170800. Its totient is φ = 157434829200.

The previous prime is 157463999947. The next prime is 157464000049. The reversal of 157463999999 is 999999364751.

It is a happy number.

It is a Cunningham number, because it is equal to 5400³-1.

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

It is a cyclic number.

It is not a de Polignac number, because 157463999999 - 2⁸ = 157463999743 is a prime.

It is a super-2 number, since 2×157463999999² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

157463999999 is a modest number, since divided by 999999 gives 157463 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157463999899) 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, 14577302 + ... + 14588099.

It is an arithmetic number, because the mean of its divisors is an integer number (39373292700).

Almost surely, 2^157463999999 is an apocalyptic number.

157463999999 is a deficient number, since it is larger than the sum of its proper divisors (29170801).

157463999999 is an equidigital number, since it uses as much as digits as its factorization.

157463999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29170800.

The product of its digits is 1339231320, while the sum is 80.

The spelling of 157463999999 in words is "one hundred fifty-seven billion, four hundred sixty-three million, nine hundred ninety-nine thousand, nine hundred ninety-nine".