381434007320 has 32 divisors (see below), whose sum is σ = 858244327920. Its totient is φ = 152570436480.

The previous prime is 381434007257. The next prime is 381434007341. The reversal of 381434007320 is 23700434183.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3261050 + ... + 3375990.

Almost surely, 2^381434007320 is an apocalyptic number.

It is an amenable number.

381434007320 is an abundant number, since it is smaller than the sum of its proper divisors (476810320600).

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

381434007320 is a wasteful number, since it uses less digits than its factorization.

381434007320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197915 (or 197911 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 35.

The spelling of 381434007320 in words is "three hundred eighty-one billion, four hundred thirty-four million, seven thousand, three hundred twenty".