380400622503 has 16 divisors (see below), whose sum is σ = 554793419136. Its totient is φ = 229927739040.

The previous prime is 380400622471. The next prime is 380400622507. The reversal of 380400622503 is 305226004083.

It is a happy number.

It is not a de Polignac number, because 380400622503 - 2⁵ = 380400622471 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380400622507) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15439825 + ... + 15464442.

It is an arithmetic number, because the mean of its divisors is an integer number (34674588696).

Almost surely, 2^380400622503 is an apocalyptic number.

380400622503 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

380400622503 is a deficient number, since it is larger than the sum of its proper divisors (174392796633).

380400622503 is a wasteful number, since it uses less digits than its factorization.

380400622503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30904654.

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 380400622503 its reverse (305226004083), we get a palindrome (685626626586).

The spelling of 380400622503 in words is "three hundred eighty billion, four hundred million, six hundred twenty-two thousand, five hundred three".