153403589434 has 8 divisors (see below), whose sum is σ = 238040052660. Its totient is φ = 74056905216.

The previous prime is 153403589419. The next prime is 153403589459. The reversal of 153403589434 is 434985304351.

It can be written as a sum of positive squares in 2 ways, for example, as 151947938025 + 1455651409 = 389805^2 + 38153^2 .

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

It is a super-2 number, since 2×153403589434² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1322444679 + ... + 1322444794.

Almost surely, 2^153403589434 is an apocalyptic number.

153403589434 is a deficient number, since it is larger than the sum of its proper divisors (84636463226).

153403589434 is a wasteful number, since it uses less digits than its factorization.

153403589434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2644889504.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 153403589434 in words is "one hundred fifty-three billion, four hundred three million, five hundred eighty-nine thousand, four hundred thirty-four".