121545425262 has 16 divisors (see below), whose sum is σ = 246019656960. Its totient is φ = 40027007352.

The previous prime is 121545425257. The next prime is 121545425263. The reversal of 121545425262 is 262524545121.

It is a super-3 number, since 3×121545425262³ (a number of 34 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 121545425262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121545425263) 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, 122033062 + ... + 122034057.

It is an arithmetic number, because the mean of its divisors is an integer number (15376228560).

Almost surely, 2^121545425262 is an apocalyptic number.

121545425262 is an abundant number, since it is smaller than the sum of its proper divisors (124474231698).

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

121545425262 is a wasteful number, since it uses less digits than its factorization.

121545425262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244067207.

The product of its digits is 192000, while the sum is 39.

The spelling of 121545425262 in words is "one hundred twenty-one billion, five hundred forty-five million, four hundred twenty-five thousand, two hundred sixty-two".