1540769696228 has 24 divisors (see below), whose sum is σ = 3118666377792. Its totient is φ = 652374087264.

The previous prime is 1540769696203. The next prime is 1540769696237. The reversal of 1540769696228 is 8226969670451.

It is a super-3 number, since 3×1540769696228³ (a number of 38 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331488575 + ... + 331493222.

It is an arithmetic number, because the mean of its divisors is an integer number (129944432408).

Almost surely, 2^{1540769696228} is an apocalyptic number.

It is an amenable number.

1540769696228 is an abundant number, since it is smaller than the sum of its proper divisors (1577896681564).

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

1540769696228 is a wasteful number, since it uses less digits than its factorization.

1540769696228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 662981891 (or 662981889 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 65.

The spelling of 1540769696228 in words is "one trillion, five hundred forty billion, seven hundred sixty-nine million, six hundred ninety-six thousand, two hundred twenty-eight".