155730001430 has 8 divisors (see below), whose sum is σ = 280314002592. Its totient is φ = 62292000568.

The previous prime is 155730001417. The next prime is 155730001477. The reversal of 155730001430 is 34100037551.

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

It is a junction number, because it is equal to n+sod(n) for n = 155730001393 and 155730001402.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7786500062 + ... + 7786500081.

It is an arithmetic number, because the mean of its divisors is an integer number (35039250324).

Almost surely, 2^155730001430 is an apocalyptic number.

155730001430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

155730001430 is a deficient number, since it is larger than the sum of its proper divisors (124584001162).

155730001430 is a wasteful number, since it uses less digits than its factorization.

155730001430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15573000150.

The product of its (nonzero) digits is 6300, while the sum is 29.

Adding to 155730001430 its reverse (34100037551), we get a palindrome (189830038981).

The spelling of 155730001430 in words is "one hundred fifty-five billion, seven hundred thirty million, one thousand, four hundred thirty".