440020151211530 has 32 divisors (see below), whose sum is σ = 799726364191296. Its totient is φ = 174300335857024.

The previous prime is 440020151211457. The next prime is 440020151211551. The reversal of 440020151211530 is 35112151020044.

It is a happy number.

It is a super-2 number, since 2×440020151211530² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 440020151211493 and 440020151211502.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 71071424 + ... + 77014203.

It is an arithmetic number, because the mean of its divisors is an integer number (24991448880978).

Almost surely, 2^{440020151211530} is an apocalyptic number.

440020151211530 is a deficient number, since it is larger than the sum of its proper divisors (359706212979766).

440020151211530 is a wasteful number, since it uses less digits than its factorization.

440020151211530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148088518.

The product of its (nonzero) digits is 4800, while the sum is 29.

The spelling of 440020151211530 in words is "four hundred forty trillion, twenty billion, one hundred fifty-one million, two hundred eleven thousand, five hundred thirty".