401543415502 has 16 divisors (see below), whose sum is σ = 611327262672. Its totient is φ = 197767880640.

The previous prime is 401543415461. The next prime is 401543415503. The reversal of 401543415502 is 205514345104.

It is a super-2 number, since 2×401543415502² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401543415503) 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, 6955468 + ... + 7012960.

It is an arithmetic number, because the mean of its divisors is an integer number (38207953917).

Almost surely, 2^401543415502 is an apocalyptic number.

401543415502 is a deficient number, since it is larger than the sum of its proper divisors (209783847170).

401543415502 is a wasteful number, since it uses less digits than its factorization.

401543415502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109683.

The product of its (nonzero) digits is 48000, while the sum is 34.

The spelling of 401543415502 in words is "four hundred one billion, five hundred forty-three million, four hundred fifteen thousand, five hundred two".