39380435556 has 96 divisors (see below), whose sum is σ = 115848714240. Its totient is φ = 10113734400.

The previous prime is 39380435551. The next prime is 39380435599. The reversal of 39380435556 is 65553408393.

It is a junction number, because it is equal to n+sod(n) for n = 39380435499 and 39380435508.

It is not an unprimeable number, because it can be changed into a prime (39380435551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 157200 + ... + 321671.

It is an arithmetic number, because the mean of its divisors is an integer number (1206757440).

Almost surely, 2^39380435556 is an apocalyptic number.

It is an amenable number.

39380435556 is an abundant number, since it is smaller than the sum of its proper divisors (76468278684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39380435556 is a wasteful number, since it uses less digits than its factorization.

39380435556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478985 (or 478983 counting only the distinct ones).

The product of its (nonzero) digits is 5832000, while the sum is 51.

The spelling of 39380435556 in words is "thirty-nine billion, three hundred eighty million, four hundred thirty-five thousand, five hundred fifty-six".