400075365079 has 8 divisors (see below), whose sum is σ = 433703709152. Its totient is φ = 366854637600.

The previous prime is 400075365077. The next prime is 400075365089. The reversal of 400075365079 is 970563570004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 400075365079 - 2¹ = 400075365077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400075365077) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101902104 + ... + 101906029.

It is an arithmetic number, because the mean of its divisors is an integer number (54212963644).

Almost surely, 2^400075365079 is an apocalyptic number.

400075365079 is a deficient number, since it is larger than the sum of its proper divisors (33628344073).

400075365079 is a wasteful number, since it uses less digits than its factorization.

400075365079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203808297.

The product of its (nonzero) digits is 793800, while the sum is 46.

The spelling of 400075365079 in words is "four hundred billion, seventy-five million, three hundred sixty-five thousand, seventy-nine".