234476625978 has 96 divisors (see below), whose sum is σ = 591724848000. Its totient is φ = 65719019520.

The previous prime is 234476625961. The next prime is 234476625979. The reversal of 234476625978 is 879526674432.

234476625978 is a `hidden beast` number, since 2 + 34 + 4 + 7 + 6 + 6 + 2 + 597 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (234476625979) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1976898 + ... + 2092146.

It is an arithmetic number, because the mean of its divisors is an integer number (6163800500).

Almost surely, 2^234476625978 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 234476625978, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (295862424000).

234476625978 is an abundant number, since it is smaller than the sum of its proper divisors (357248222022).

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

234476625978 is a wasteful number, since it uses less digits than its factorization.

234476625978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115572 (or 115569 counting only the distinct ones).

The product of its digits is 121927680, while the sum is 63.

The spelling of 234476625978 in words is "two hundred thirty-four billion, four hundred seventy-six million, six hundred twenty-five thousand, nine hundred seventy-eight".