245906797734 has 192 divisors, whose sum is σ = 611701009920. Its totient is φ = 70872399360.

The previous prime is 245906797729. The next prime is 245906797831. The reversal of 245906797734 is 437797609542.

245906797734 is a `hidden beast` number, since 2 + 4 + 590 + 6 + 7 + 9 + 7 + 7 + 34 = 666.

It is a congruent number.

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, 24334927 + ... + 24345029.

It is an arithmetic number, because the mean of its divisors is an integer number (3185942760).

Almost surely, 2^245906797734 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245906797734, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (305850504960).

245906797734 is an abundant number, since it is smaller than the sum of its proper divisors (365794212186).

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

245906797734 is a wasteful number, since it uses less digits than its factorization.

245906797734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10267 (or 10264 counting only the distinct ones).

The product of its (nonzero) digits is 80015040, while the sum is 63.

It can be divided in two parts, 2459067 and 97734, that added together give a square (2556801 = 1599²).

The spelling of 245906797734 in words is "two hundred forty-five billion, nine hundred six million, seven hundred ninety-seven thousand, seven hundred thirty-four".