124401035210455 has 4 divisors (see below), whose sum is σ = 149281242252552. Its totient is φ = 99520828168360.

The previous prime is 124401035210399. The next prime is 124401035210489. The reversal of 124401035210455 is 554012530104421.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 124401035210455 - 2¹³ = 124401035202263 is a prime.

It is a super-2 number, since 2×124401035210455² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12440103521041 + ... + 12440103521050.

It is an arithmetic number, because the mean of its divisors is an integer number (37320310563138).

Almost surely, 2^{124401035210455} is an apocalyptic number.

124401035210455 is a deficient number, since it is larger than the sum of its proper divisors (24880207042097).

124401035210455 is an equidigital number, since it uses as much as digits as its factorization.

124401035210455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24880207042096.

The product of its (nonzero) digits is 96000, while the sum is 37.

Adding to 124401035210455 its reverse (554012530104421), we get a palindrome (678413565314876).

The spelling of 124401035210455 in words is "one hundred twenty-four trillion, four hundred one billion, thirty-five million, two hundred ten thousand, four hundred fifty-five".