1540464465746 has 16 divisors (see below), whose sum is σ = 2426519502144. Its totient is φ = 732051235344.

The previous prime is 1540464465703. The next prime is 1540464465791. The reversal of 1540464465746 is 6475644640451.

It is a super-2 number, since 2×1540464465746² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1540464465691 and 1540464465700.

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, 106643600 + ... + 106658043.

It is an arithmetic number, because the mean of its divisors is an integer number (151657468884).

Almost surely, 2^{1540464465746} is an apocalyptic number.

1540464465746 is a deficient number, since it is larger than the sum of its proper divisors (886055036398).

1540464465746 is a wasteful number, since it uses less digits than its factorization.

1540464465746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213301825.

The product of its (nonzero) digits is 38707200, while the sum is 56.

The spelling of 1540464465746 in words is "one trillion, five hundred forty billion, four hundred sixty-four million, four hundred sixty-five thousand, seven hundred forty-six".