400145050115 has 8 divisors (see below), whose sum is σ = 480293500848. Its totient is φ = 320036412960.

The previous prime is 400145050103. The next prime is 400145050117. The reversal of 400145050115 is 511050541004.

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

It is not a de Polignac number, because 400145050115 - 2⁶ = 400145050051 is a prime.

It is a super-2 number, since 2×400145050115² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (400145050117) 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, 9931277 + ... + 9971486.

It is an arithmetic number, because the mean of its divisors is an integer number (60036687606).

Almost surely, 2^400145050115 is an apocalyptic number.

400145050115 is a deficient number, since it is larger than the sum of its proper divisors (80148450733).

400145050115 is a wasteful number, since it uses less digits than its factorization.

400145050115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19906789.

The product of its (nonzero) digits is 2000, while the sum is 26.

Adding to 400145050115 its reverse (511050541004), we get a palindrome (911195591119).

The spelling of 400145050115 in words is "four hundred billion, one hundred forty-five million, fifty thousand, one hundred fifteen".