542501616 has 40 divisors (see below), whose sum is σ = 1405978960. Its totient is φ = 180251136.

The previous prime is 542501599. The next prime is 542501633. The reversal of 542501616 is 616105245.

It is an interprime number because it is at equal distance from previous prime (542501599) and next prime (542501633).

It is a super-2 number, since 2×542501616² = 588616006725222912, which contains 22 as substring.

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, 3031 + ... + 33078.

It is an arithmetic number, because the mean of its divisors is an integer number (35149474).

Almost surely, 2^542501616 is an apocalyptic number.

It is an amenable number.

542501616 is an abundant number, since it is smaller than the sum of its proper divisors (863477344).

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

542501616 is a wasteful number, since it uses less digits than its factorization.

542501616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36433 (or 36427 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 542501616 is about 23291.6640882527. The cubic root of 542501616 is about 815.5808352769.

The spelling of 542501616 in words is "five hundred forty-two million, five hundred one thousand, six hundred sixteen".