378957558945 has 16 divisors (see below), whose sum is σ = 692950965120. Its totient is φ = 173237741184.

The previous prime is 378957558937. The next prime is 378957558979. The reversal of 378957558945 is 549855759873.

It is not a de Polignac number, because 378957558945 - 2³ = 378957558937 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1804559700 + ... + 1804559909.

It is an arithmetic number, because the mean of its divisors is an integer number (43309435320).

Almost surely, 2^378957558945 is an apocalyptic number.

378957558945 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

378957558945 is a deficient number, since it is larger than the sum of its proper divisors (313993406175).

378957558945 is a wasteful number, since it uses less digits than its factorization.

378957558945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3609119624.

The product of its digits is 1905120000, while the sum is 75.

The spelling of 378957558945 in words is "three hundred seventy-eight billion, nine hundred fifty-seven million, five hundred fifty-eight thousand, nine hundred forty-five".