403057672752 has 160 divisors (see below), whose sum is σ = 1210252094464. Its totient is φ = 113199897600.

The previous prime is 403057672687. The next prime is 403057672753. The reversal of 403057672752 is 257276750304.

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

It is not an unprimeable number, because it can be changed into a prime (403057672753) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38137773 + ... + 38148339.

Almost surely, 2^403057672752 is an apocalyptic number.

403057672752 is a gapful number since it is divisible by the number (42) 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 403057672752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (605126047232).

403057672752 is an abundant number, since it is smaller than the sum of its proper divisors (807194421712).

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

403057672752 is a wasteful number, since it uses less digits than its factorization.

403057672752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12507 (or 12501 counting only the distinct ones).

The product of its (nonzero) digits is 2469600, while the sum is 48.

The spelling of 403057672752 in words is "four hundred three billion, fifty-seven million, six hundred seventy-two thousand, seven hundred fifty-two".