401215150657 has 8 divisors (see below), whose sum is σ = 410563739520. Its totient is φ = 391867380240.

The previous prime is 401215150643. The next prime is 401215150673. The reversal of 401215150657 is 756051512104.

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 401215150657 - 2¹⁹ = 401214626369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401215150607) 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, 849807 + ... + 1234747.

It is an arithmetic number, because the mean of its divisors is an integer number (51320467440).

Almost surely, 2^401215150657 is an apocalyptic number.

It is an amenable number.

401215150657 is a deficient number, since it is larger than the sum of its proper divisors (9348588863).

401215150657 is a wasteful number, since it uses less digits than its factorization.

401215150657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409223.

The product of its (nonzero) digits is 42000, while the sum is 37.

The spelling of 401215150657 in words is "four hundred one billion, two hundred fifteen million, one hundred fifty thousand, six hundred fifty-seven".