315401403155542 has 32 divisors (see below), whose sum is σ = 522521102188800. Its totient is φ = 141592256042400.

The previous prime is 315401403155537. The next prime is 315401403155543. The reversal of 315401403155542 is 245551304104513.

It is a super-2 number, since 2×315401403155542² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (315401403155543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210712192 + ... + 212203747.

It is an arithmetic number, because the mean of its divisors is an integer number (16328784443400).

Almost surely, 2^{315401403155542} is an apocalyptic number.

315401403155542 is a deficient number, since it is larger than the sum of its proper divisors (207119699033258).

315401403155542 is a wasteful number, since it uses less digits than its factorization.

315401403155542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422916372.

The product of its (nonzero) digits is 720000, while the sum is 43.

The spelling of 315401403155542 in words is "three hundred fifteen trillion, four hundred one billion, four hundred three million, one hundred fifty-five thousand, five hundred forty-two".