123537342502 has 16 divisors (see below), whose sum is σ = 211795426080. Its totient is φ = 52940294208.

The previous prime is 123537342493. The next prime is 123537342503. The reversal of 123537342502 is 205243735321.

It is a super-2 number, since 2×123537342502² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123537342503) 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, 174223 + ... + 526714.

It is an arithmetic number, because the mean of its divisors is an integer number (13237214130).

Almost surely, 2^123537342502 is an apocalyptic number.

123537342502 is a deficient number, since it is larger than the sum of its proper divisors (88258083578).

123537342502 is a wasteful number, since it uses less digits than its factorization.

123537342502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 713535.

The product of its (nonzero) digits is 151200, while the sum is 37.

The spelling of 123537342502 in words is "one hundred twenty-three billion, five hundred thirty-seven million, three hundred forty-two thousand, five hundred two".