151103878956 has 288 divisors, whose sum is σ = 430995382272. Its totient is φ = 44411535360.

The previous prime is 151103878949. The next prime is 151103878963. The reversal of 151103878956 is 659878301151.

It is a happy number.

151103878956 is a `hidden beast` number, since 1 + 511 + 0 + 3 + 8 + 78 + 9 + 56 = 666.

It is an interprime number because it is at equal distance from previous prime (151103878949) and next prime (151103878963).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 86492475 + ... + 86494221.

It is an arithmetic number, because the mean of its divisors is an integer number (1496511744).

Almost surely, 2^151103878956 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 151103878956, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215497691136).

151103878956 is an abundant number, since it is smaller than the sum of its proper divisors (279891503316).

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

151103878956 is a wasteful number, since it uses less digits than its factorization.

151103878956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949 (or 1944 counting only the distinct ones).

The product of its (nonzero) digits is 1814400, while the sum is 54.

The spelling of 151103878956 in words is "one hundred fifty-one billion, one hundred three million, eight hundred seventy-eight thousand, nine hundred fifty-six".