380675215445 has 32 divisors (see below), whose sum is σ = 549889689600. Its totient is φ = 247141198656.

The previous prime is 380675215433. The next prime is 380675215477. The reversal of 380675215445 is 544512576083.

It is a cyclic number.

It is not a de Polignac number, because 380675215445 - 2¹⁰ = 380675214421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 380675215393 and 380675215402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 890546 + ... + 1246764.

It is an arithmetic number, because the mean of its divisors is an integer number (17184052800).

Almost surely, 2^380675215445 is an apocalyptic number.

380675215445 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

380675215445 is the 356219-th octagonal number.

It is an amenable number.

380675215445 is a deficient number, since it is larger than the sum of its proper divisors (169214474155).

380675215445 is a wasteful number, since it uses less digits than its factorization.

380675215445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357857.

The product of its (nonzero) digits is 4032000, while the sum is 50.

The spelling of 380675215445 in words is "three hundred eighty billion, six hundred seventy-five million, two hundred fifteen thousand, four hundred forty-five".