401155513633 has 48 divisors (see below), whose sum is σ = 500423768064. Its totient is φ = 319801426560.

The previous prime is 401155513621. The next prime is 401155513639. The reversal of 401155513633 is 336315551104.

It is a de Polignac number, because none of the positive numbers 2^k-401155513633 is a prime.

It is a super-2 number, since 2×401155513633² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401155513592 and 401155513601.

It is not an unprimeable number, because it can be changed into a prime (401155513639) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 118298368 + ... + 118301758.

It is an arithmetic number, because the mean of its divisors is an integer number (10425495168).

Almost surely, 2^401155513633 is an apocalyptic number.

It is an amenable number.

401155513633 is a deficient number, since it is larger than the sum of its proper divisors (99268254431).

401155513633 is a wasteful number, since it uses less digits than its factorization.

401155513633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6302 (or 6295 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 37.

The spelling of 401155513633 in words is "four hundred one billion, one hundred fifty-five million, five hundred thirteen thousand, six hundred thirty-three".