122351552325040 has 40 divisors (see below), whose sum is σ = 284584762561248. Its totient is φ = 48920422494720.

The previous prime is 122351552325031. The next prime is 122351552325043. The reversal of 122351552325040 is 40523255153221.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×122351552325040² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 122351552324984 and 122351552325002.

It is not an unprimeable number, because it can be changed into a prime (122351552325043) 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, 315405501 + ... + 315793180.

Almost surely, 2^{122351552325040} is an apocalyptic number.

122351552325040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122351552325040 is an abundant number, since it is smaller than the sum of its proper divisors (162233210236208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122351552325040 is a wasteful number, since it uses less digits than its factorization.

122351552325040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631201117 (or 631201111 counting only the distinct ones).

The product of its (nonzero) digits is 360000, while the sum is 40.

The spelling of 122351552325040 in words is "one hundred twenty-two trillion, three hundred fifty-one billion, five hundred fifty-two million, three hundred twenty-five thousand, forty".