1612402504540 has 24 divisors (see below), whose sum is σ = 3398539902912. Its totient is φ = 642581069760.

The previous prime is 1612402504511. The next prime is 1612402504571. The reversal of 1612402504540 is 454052042161.

It is a super-2 number, since 2×1612402504540² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1612402504496 and 1612402504505.

It is a congruent number.

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, 148740199 + ... + 148751038.

It is an arithmetic number, because the mean of its divisors is an integer number (141605829288).

Almost surely, 2^{1612402504540} is an apocalyptic number.

1612402504540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1612402504540 is an abundant number, since it is smaller than the sum of its proper divisors (1786137398372).

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

1612402504540 is a wasteful number, since it uses less digits than its factorization.

1612402504540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297491517 (or 297491515 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

The spelling of 1612402504540 in words is "one trillion, six hundred twelve billion, four hundred two million, five hundred four thousand, five hundred forty".