152621400403 has 16 divisors (see below), whose sum is σ = 161150685696. Its totient is φ = 144254626560.

The previous prime is 152621400397. The next prime is 152621400427. The reversal of 152621400403 is 304004126251.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152621400403 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152621409403) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1381338 + ... + 1487728.

It is an arithmetic number, because the mean of its divisors is an integer number (10071917856).

Almost surely, 2^152621400403 is an apocalyptic number.

152621400403 is a deficient number, since it is larger than the sum of its proper divisors (8529285293).

152621400403 is a wasteful number, since it uses less digits than its factorization.

152621400403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107154.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 152621400403 its reverse (304004126251), we get a palindrome (456625526654).

The spelling of 152621400403 in words is "one hundred fifty-two billion, six hundred twenty-one million, four hundred thousand, four hundred three".