151218605562240 has 1024 divisors, whose sum is σ = 539706271104000. Its totient is φ = 35845344460800.

The previous prime is 151218605562197. The next prime is 151218605562253. The reversal of 151218605562240 is 42265506812151.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 151218605562240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 42705054870 + ... + 42705058410.

It is an arithmetic number, because the mean of its divisors is an integer number (527056905375).

Almost surely, 2^{151218605562240} is an apocalyptic number.

151218605562240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151218605562240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (269853135552000).

151218605562240 is an abundant number, since it is smaller than the sum of its proper divisors (388487665541760).

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

151218605562240 is a wasteful number, since it uses less digits than its factorization.

151218605562240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4739 (or 4727 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 48.

The spelling of 151218605562240 in words is "one hundred fifty-one trillion, two hundred eighteen billion, six hundred five million, five hundred sixty-two thousand, two hundred forty".